KS3 physics Quiz: Types of energy store, using
energy resources
Which of the following fuels would be used for most central heating system? [7i-1]
kerosene oil
charcoal
petrol
diesel oil
Which of the following fuels would be used for a barbecue? [7i-2]
oil
charcoal
coal
coke
Which of the following fuels would be used for a vintage steamroller (traction engine)? [7i-3]
oil
charcoal
coal
natural gas
Which of the following fuels would be used for a camping stove? [7i-4]
oil
charcoal
coal
butane gas
Which is a fossil fuel source of energy? [7i-5]
natural gas
wood
geothermal
sunlight
Which is a fossil fuel source of energy? [7i-6]
wood
oil
geothermal
sunlight
Which is a fossil fuel source of energy? [7i-7]
wood
geothermal
coal
sunlight
Which is a renewable source of energy? [7i-8]
oil
rechargeable battery
coal
wood
Which is a renewable source of energy? [7i-9]
hydroelectric
battery
coal
natural gas
Which is a renewable source of energy? [7i-10]
peat
geothermal
natural gas
oil
Which is a renewable source of energy? [7i-11]
peat
battery
wind generator
oil
Which is a renewable source of energy? [7i-12]
peat
battery
natural gas
sunlight
Which is a non-fossil and non-renewable source of energy? [7i-13]
battery
natural gas
geothermal
sunlight
Which is a non-renewable source of energy? [7i-14]
wood
natural gas
geothermal
sunlight
Which is a non-renewable source of energy? [7i-15]
wood
geothermal
oil
sunlight
Which is a non-renewable source of energy? [7i-16]
wood
geothermal
sunlight
coal
Which is TRUE about fossil fuels? [7i-17]
they are non-renewable sources of energy
oil and gas are formed from the decay of remains of dead land plants
coal is formed from the remains of dead sea organisms
the main chemical element in them is hydrogen
Which is TRUE about fossil fuels? [7i-18]
they are renewable sources of energy
oil and gas are formed from the decay of remains of dead sea organisms
coal is formed from the remains of large land based animals
the main chemical element in them is hydrogen
Which is TRUE about fossil fuels? [7i-19]
they are renewable sources of energy
oil and gas are formed from the decay of coral remains
coal is formed from the remains of plants
the main chemical element in them is hydrogen
Which is TRUE about fossil fuels? [7i-20]
they are renewable sources of energy
oil and gas are formed from the decay of remains of dead land plants
coal is formed from the remains of dead sea organisms
the main chemical element in them is carbon
What temperature does the Celsius thermometer read in oC? [7i-21]
36.0
34.0
44.0
35.5
What temperature does the Celsius thermometer read in oC? [7i-22]
3
-7
7
-3
What temperature does the Celsius thermometer read in oC? [7i-23]
101.0
102.0
101.5
103.0
What temperature does the Celsius thermometer read in oC? [7i-24]
46.0
47.0
53.5
46.5
What temperature does the Celsius thermometer read in oC? [7i-25]
132
144
126
131
What temperature does the Celsius thermometer read in oC? [7i-26]
46.5
53.0
51.5
63.5
What temperature does the Celsius thermometer read in oC? [7i-27]
203.0
201.5
206.0
227.0
What temperature does the Celsius thermometer read in oC? [7i-28]
68.5
81.5
76.0
77.0
Which of these is a desirable property of a fuel for burning? [7i-29]
gives no smoke on combustion
difficult to ignite so not too flammable
gives bright yellow flame to be easily seen
will not burn too steadily to be wasteful
Which of these is a desirable property of a fuel for burning? [7i-30]
gives moderate amount of smoke
difficult to ignite so not too flammable
gives bright yellow flame to be easily seen
will not burn too steadily to be wasteful
Which of these is a desirable property of a fuel for burning? [7i-31]
gives moderate amount of smoke
difficult to ignite so not too flammable
gives bright clear flame
will not burn too steadily to be wasteful
Which of these is a desirable property of a fuel for burning? [7i-32]
gives moderate amount of smoke
difficult to ignite so not too flammable
gives bright yellow flame to be easily seen
will burn steadily
The diagram shows a simple calorimeter system for measuring the heat given out by a liquid fuel burner. The experiment data for four fuels A, B, C and D is given below. 100 ml (100g) of water was used in the calorimeter to 'collect' the heat given out. The mass of fuel burned and the temperature rise of the water are given.
From the data which fuel is the MOST efficient in terms of energy released per unit mass? [7i-33]
mass of fuel = 1.20 g, temperature rise 24oC
mass of fuel = 0.80g, temperature rise 12oC
mass of fuel = 1.75g, temperature rise 28oC
mass of fuel = 0.50 g, temperature rise 9oC
The diagram shows a simple calorimeter system for measuring the heat given out by a liquid fuel burner. The experiment data for four fuels A, B, C and D is given below. 100 ml (100g) of water was used in the calorimeter to 'collect' the heat given out. The mass of fuel burned and the temperature rise of the water are given.
From the data which fuel is the LEAST efficient in terms of energy released per unit mass? [7i-34]
mass of fuel = 1.20 g, temperature rise 24oC
mass of fuel = 0.80g, temperature rise 12oC
mass of fuel = 1.75g, temperature rise 28oC
mass of fuel = 0.50 g, temperature rise 9oC
The diagram shows a simple calorimeter system for measuring the heat given out by a liquid fuel burner. The experiment data for four fuels A, B, C and D is given below. 100 ml (100g) of water was used in the calorimeter to 'collect' the heat given out. The mass of fuel burned and the temperature rise of the water are given.
From the data which fuel would give a temperature rise of 56oC if 3.5g of it is burned? [7i-35]
mass of fuel = 1.20 g, temperature rise 24oC
mass of fuel = 0.80g, temperature rise 12oC
mass of fuel = 1.75g, temperature rise 28oC
mass of fuel = 0.50 g, temperature rise 9oC
The diagram shows a simple calorimeter system for measuring the heat given out by a liquid fuel burner. The experiment data for four fuels A, B, C and D is given below. 100 ml (100g) of water was used in the calorimeter to 'collect' the heat given out. The mass of fuel burned and the temperature rise of the water are given.
From the data which fuel would give a temperature rise of 63oC if 3.5g of it is burned? [7i-36]
mass of fuel = 1.20 g, temperature rise 24oC
mass of fuel = 0.80g, temperature rise 12oC
mass of fuel = 1.75g, temperature rise 28oC
mass of fuel = 0.50 g, temperature rise 9oC
Which is a unit of energy? [7i-37]
joule
celsius
gram
cm3
Which is a unit of temperature? [7i-38]
joule
celsius
gram
cm3
Which is a unit of mass? [7i-39]
joule
centigrade
gram
cm3
Which is a unit of volume? [7i-40]
joule
centigrade
gram
cm3
Which is a unit of energy [7i-41]
kJ
oC
g
ml
Which is a unit of temperature? [7i-42]
kJ
oC
g
ml
Which is a unit of mass? [7i-43]
kJ
oC
g
ml
Which is a unit of volume? [7i-44]
kJ
oC
g
ml
Which is a unit of energy? [7i-45]
J
K
kg
m3
Which is a unit of temperature? [7i-46]
J
K
kg
m3
Which is a unit of mass? [7i-47]
J
K
kg
m3
Which is a unit of volume? [7i-48]
J
K
kg
m3
Which is TRUE about energy resources? [7i-49]
renewable energy resources are readily replaced as they are used
non-renewable energy resources will always supply most of our energy needs
the Sun is the original source for all our energy resources
non-renewable fossil fuels are no longer being formed
Which is TRUE about energy resources? [7i-50]
renewable energy resources are not readily replaced as they are used
non-renewable energy resources will not always supply most of our energy needs
the Sun is the original source for all our energy resources
non-renewable fossil fuels are no longer being formed
Which is TRUE about energy resources? [7i-51]
renewable energy resources are not readily replaced as they are used
non-renewable energy resources will always supply most of our energy needs
the Sun is the original energy source for many of our energy resources
non-renewable fossil fuels are no longer being formed
Which is TRUE about energy resources? [7i-52]
renewable energy resources are not readily replaced as they are used
non-renewable energy resources will always supply most of our energy needs
the Sun is the original source for all our energy resources
non-renewable fossil fuels are still being formed slowly
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 1? [7i-53]
burn fuel
heat water
move turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 2? [7i-54]
burn fuel
heat water
move turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 3? [7i-55]
burn fuel
heat water
move turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 4? [7i-56]
burn fuel
heat water
move turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 1? [7i-57]
solar radiation
air movement
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 2? [7i-58]
solar radiation
air movement
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 3? [7i-59]
solar radiation
air movement
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 4? [7i-60]
solar radiation
air movement
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 1? [7i-61]
rain water and dam
flowing water
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 2? [7i-62]
rain water and dam
flowing water
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 3? [7i-63]
rain water and dam
flowing water
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 4? [7i-64]
rain water and dam
flowing water
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 1? [7i-65]
hot volcanic rocks
making steam flow fast
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 2? [7i-66]
hot volcanic rocks
making steam flow fast
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 3? [7i-67]
hot volcanic rocks
making steam flow fast
rotating turbine
turn generator
The diagram summarises four stages for a way of producing electricity. Which of the following matches stage 4? [7i-68]
hot volcanic rocks
making steam flow fast
rotating turbine
turn generator
Which description matches a solar cell? [7i-69]
electrical energy directly from sunlight
water stored behind a dam
air flow driven by the sun
mainly due to the movement of the moon
Which description matches hydroelectric power? [7i-70]
electrical energy directly from sunlight
water stored behind a dam
air flow driven by the sun
mainly due to the movement of the moon
Which description matches wind power? [7i-71]
electrical energy directly from sunlight
water stored behind a dam
air flow driven by the sun
mainly due to the movement of the moon
Which description matches tidal power? [7i-72]
electrical energy directly from sunlight
water stored behind a dam
air flow driven by the sun
mainly due to the movement of the moon
Which description matches wave power? [7i-73]
air flow driven by sun
hot rocks making steam
black surface absorbing heat radiation
sun's energy stored in plants
Which description matches geothermal power? [7i-74]
air flow driven by sun
hot rocks making steam
black surface absorbing heat radiation
sun's energy stored in plants
Which description matches solar panel? [7i-75]
air flow driven by sun
hot rocks making steam
black surface absorbing heat radiation
sun's energy stored in plants
Which description matches biomass? [7i-76]
air flow driven by sun
hot rocks making steam
black surface absorbing heat radiation
sun's energy stored in plants
The energy from __(1)__ is absorbed by green plant __(2)__. In a process called __(3)__, this energy is used to make energy rich __(4)__ like starch and __(5)__ fuels like wood.
Choose word from: biomass, foods, leaves, photosynthesis, sunlight Which word is missing from __(1)__? [7i-77]
sunlight
leaves
photosynthesis
foods
biomass
The energy from __(1)__ is absorbed by green plant __(2)__. In a process called __(3)__, this energy is used to make energy rich __(4)__ like starch and __(5)__ fuels like wood.
Choose word from: biomass, foods, leaves, photosynthesis, sunlight Which word is missing from __(2)__? [7i-78]
sunlight
leaves
photosynthesis
foods
biomass
The energy from __(1)__ is absorbed by green plant __(2)__. In a process called __(3)__, this energy is used to make energy rich __(4)__ like starch and __(5)__ fuels like wood.
Choose word from: biomass, foods, leaves, photosynthesis, sunlight Which word is missing from __(3)__? [7i-79]
sunlight
leaves
photosynthesis
foods
biomass
The energy from __(1)__ is absorbed by green plant __(2)__. In a process called __(3)__, this energy is used to make energy rich __(4)__ like starch and __(5)__ fuels like wood.
Choose word from: biomass, foods, leaves, photosynthesis, sunlight Which word is missing from __(4)__? [7i-80]
sunlight
leaves
photosynthesis
foods
biomass
The energy from __(1)__ is absorbed by green plant __(2)__. In a process called __(3)__, this energy is used to make energy rich __(4)__ like starch and __(5)__ fuels like wood.
Choose word from: biomass, foods, leaves, photosynthesis, sunlight Which word is missing from __(5)__? [7i-81]
sunlight
leaves
photosynthesis
foods
biomass
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(1)__? [7i-82]
remains
temperature
pressure
coal
oil
fossil
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(2)__? [7i-83]
remains
temperature
pressure
coal
oil
fossil
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(3)__? [7i-84]
remains
temperature
pressure
coal
oil
fossil
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(4)__? [7i-85]
remains
temperature
pressure
coal
oil
fossil
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(5)__? [7i-86]
remains
temperature
pressure
coal
oil
fossil
The __(1)__ of plants and animals get buried under mud or sand. Deep underground they are then subjected to a warmer __(2)__ and higher __(3)__. After decaying, without the presence of oxygen, plant material is changed into __(4)__ and animal material into __(5)__ or gas. These are called __(6)__ fuels and take millions of years to form.
Choose word from: coal, fossil, oil, pressure, remains, temperature Which word is missing from __(6)__? [7i-87]
remains
temperature
pressure
coal
oil
fossil
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(1)__? [7i-88]
temperature
thermometer
unit
celsius
hot
variable
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(2)__? [7i-89]
temperature
thermometer
unit
celsius
hot
variable
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(3)__? [7i-90]
temperature
thermometer
unit
celsius
hot
variable
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(4)__? [7i-91]
temperature
thermometer
unit
celsius
hot
variable
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(5)__? [7i-92]
temperature
thermometer
unit
celsius
hot
variable
We measure __(1)__ using a __(2)__. One __(3)__ of temperature is called the degree __(4)__ (oC). Temperature is a measure of how __(5)__ or cold something is and, because it can change, it is known as a __(6)__.
Choose word from: celsius, hot, temperature, thermometer, unit, variable Which word is missing from __(6)__? [7i-93]
temperature
thermometer
unit
celsius
hot
variable
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(1)__? [7i-94]
fuels
heat
steam
turbine
generator
electricity
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(2)__? [7i-95]
fuels
heat
steam
turbine
generator
electricity
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(3)__? [7i-96]
fuels
heat
steam
turbine
generator
electricity
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(4)__? [7i-97]
fuels
heat
steam
turbine
generator
electricity
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(5)__? [7i-98]
fuels
heat
steam
turbine
generator
electricity
Fossil __(1)__ are burned to release __(2)__ energy which is used to turn water into __(3)__. The __(3)__ drives a set of __(4)__ blades which rotate a __(5)__ to make __(6)__.
Choose word from: electricity, fuels, generator, heat, steam, turbine Which word is missing from __(6)__? [7i-99]
fuels
heat
steam
turbine
generator
electricity
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(1)__? [7i-100]
cells
sunlight
electricity
costly
absorb
mirror
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(2)__? [7i-101]
cells
sunlight
electricity
costly
absorb
mirror
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(3)__? [7i-102]
cells
sunlight
electricity
costly
absorb
mirror
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(4)__? [7i-103]
cells
sunlight
electricity
costly
absorb
mirror
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(5)__? [7i-104]
cells
sunlight
electricity
costly
absorb
mirror
Solar __(1)__ can convert __(2)__ directly into __(3)__ but they are __(4)__. Dark solar panels fitted in a roof, readily __(5)__ radiation to heat water. A curved __(6)__ can also be used to collect and concentrate the heat radiation to cook food on a barbecue!
Choose word from: absorb, cells, costly, electricity, mirror, sunlight Which word is missing from __(6)__? [7i-105]
cells
sunlight
electricity
costly
absorb
mirror
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
from the remains of buried and decayed plant remains
relatively cheap, suitable for big power big stations
very polluting from smog and acid rain, non-renewable fossil fuel (115 years left?), carbon dioxide produced
from plant growth e.g. oils, sugar, wood or from animal dung
renewable from plant and animal resources, can use waste material, less demand on non-renewable resources
pollution can be high but does recycle carbon dioxide, no good for big power stations
, the heat from Sun warms air which rises
renewable, no fuel costs, little pollution, less demand on non-renewable sources, no carbon dioxide produced
unreliable due to variable wind speed, no good large scale
mainly infrared radiation
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
unreliable due to variable sunlight intensity
Which words might correspond to the missing ? [7i-106]
COAL
BIOMASS
WIND power
SUNLIGHT for heat
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
from the remains of buried and decayed plant remains
relatively cheap, suitable for big power big stations
very polluting from smog and acid rain, non-renewable fossil fuel (115 years left?), carbon dioxide produced
from plant growth e.g. oils, sugar, wood or from animal dung
renewable from plant and animal resources, can use waste material, less demand on non-renewable resources
pollution can be high but does recycle carbon dioxide, no good for big power stations
, the heat from Sun warms air which rises
renewable, no fuel costs, little pollution, less demand on non-renewable sources, no carbon dioxide produced
unreliable due to variable wind speed, no good large scale
mainly infrared radiation
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
unreliable due to variable sunlight intensity
Which words might correspond to the missing ? [7i-107]
COAL
BIOMASS
WIND power
SUNLIGHT for heat
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
from the remains of buried and decayed plant remains
relatively cheap, suitable for big power big stations
very polluting from smog and acid rain, non-renewable fossil fuel (115 years left?), carbon dioxide produced
from plant growth e.g. oils, sugar, wood or from animal dung
renewable from plant and animal resources, can use waste material, less demand on non-renewable resources
pollution can be high but does recycle carbon dioxide, no good for big power stations
, the heat from Sun warms air which rises
renewable, no fuel costs, little pollution, less demand on non-renewable sources, no carbon dioxide produced
unreliable due to variable wind speed, no good large scale
mainly infrared radiation
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
unreliable due to variable sunlight intensity
Which words might correspond to the missing ? [7i-108]
COAL
BIOMASS
WIND power
SUNLIGHT for heat
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
from the remains of buried and decayed plant remains
relatively cheap, suitable for big power big stations
very polluting from smog and acid rain, non-renewable fossil fuel (115 years left?), carbon dioxide produced
from plant growth e.g. oils, sugar, wood or from animal dung
renewable from plant and animal resources, can use waste material, less demand on non-renewable resources
pollution can be high but does recycle carbon dioxide, no good for big power stations
, the heat from Sun warms air which rises
renewable, no fuel costs, little pollution, less demand on non-renewable sources, no carbon dioxide produced
unreliable due to variable wind speed, no good large scale
mainly infrared radiation
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
unreliable due to variable sunlight intensity
Which words might correspond to the missing ? [7i-109]
COAL
BIOMASS
WIND power
SUNLIGHT for heat
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
NATURAL GAS from the remains of buried and decayed marine organisms
reasonably cheap for medium to large scale power stations, quick start up, efficient, convenient to pipe
SUNLIGHT for ELECTRICITY directly using visible light
renewable, no fuel costs, no pollution, less demand on non-renewable resources, good for remote locations
NUCLEAR power from unstable atoms disintegrating
suitable for large scale power stations, no carbon dioxide to add to global warming
HYDROELECTRIC power from rainwater stored behind dam
renewable, no fuel costs, no pollution, no demand on non-renewable resources, fast start up and increase power, no carbon dioxide produced
Which words might correspond to the missing ? [7i-110]
medium pollution, carbon dioxide adds to global warming, non-renewable (90 years left?)
unreliable, no good for large scale power
toxic radioactive waste, accidents potentially very serious, very costly to build and dismantle, non-renewable
very costly to build, disruption or removal of wildlife habitat or farmland, limited suitable valley locations
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
NATURAL GAS from the remains of buried and decayed marine organisms
reasonably cheap for medium to large scale power stations, quick start up, efficient, convenient to pipe
SUNLIGHT for ELECTRICITY directly using visible light
renewable, no fuel costs, no pollution, less demand on non-renewable resources, good for remote locations
NUCLEAR power from unstable atoms disintegrating
suitable for large scale power stations, no carbon dioxide to add to global warming
HYDROELECTRIC power from rainwater stored behind dam
renewable, no fuel costs, no pollution, no demand on non-renewable resources, fast start up and increase power, no carbon dioxide produced
Which words might correspond to the missing ? [7i-111]
medium pollution, carbon dioxide adds to global warming, non-renewable (90 years left?)
unreliable, no good for large scale power
toxic radioactive waste, accidents potentially very serious, very costly to build and dismantle, non-renewable
very costly to build, disruption or removal of wildlife habitat or farmland, limited suitable valley locations
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
NATURAL GAS from the remains of buried and decayed marine organisms
reasonably cheap for medium to large scale power stations, quick start up, efficient, convenient to pipe
SUNLIGHT for ELECTRICITY directly using visible light
renewable, no fuel costs, no pollution, less demand on non-renewable resources, good for remote locations
NUCLEAR power from unstable atoms disintegrating
suitable for large scale power stations, no carbon dioxide to add to global warming
HYDROELECTRIC power from rainwater stored behind dam
renewable, no fuel costs, no pollution, no demand on non-renewable resources, fast start up and increase power, no carbon dioxide produced
Which words might correspond to the missing ? [7i-112]
medium pollution, carbon dioxide adds to global warming, non-renewable (90 years left?)
unreliable, no good for large scale power
toxic radioactive waste, accidents potentially very serious, very costly to build and dismantle, non-renewable
very costly to build, disruption or removal of wildlife habitat or farmland, limited suitable valley locations
ENERGY RESOURCE for heat or electricity
Examples of ADVANTAGES
Examples of DISADVANTAGES
NATURAL GAS from the remains of buried and decayed marine organisms
reasonably cheap for medium to large scale power stations, quick start up, efficient, convenient to pipe
SUNLIGHT for ELECTRICITY directly using visible light
renewable, no fuel costs, no pollution, less demand on non-renewable resources, good for remote locations
NUCLEAR power from unstable atoms disintegrating
suitable for large scale power stations, no carbon dioxide to add to global warming
HYDROELECTRIC power from rainwater stored behind dam
renewable, no fuel costs, no pollution, no demand on non-renewable resources, fast start up and increase power, no carbon dioxide produced
Which words might correspond to the missing ? [7i-113]
medium pollution, carbon dioxide adds to global warming, non-renewable (90 years left?)
unreliable, no good for large scale power
toxic radioactive waste, accidents potentially very serious, very costly to build and dismantle, non-renewable
very costly to build, disruption or removal of wildlife habitat or farmland, limited suitable valley locations
ENERGY RESOURCE for heat or electricity: Examples of ADVANTAGES and Examples of DISADVANTAGES
from the up-down movement due to wind
renewable, no fuel costs, no pollution, no demand on non-renewable resources
unreliable, storm damage
from the remains of buried and decayed marine organisms
lots of it at the moment, relatively cheap, ok for big power big stations, easy to pipe around
polluting from smog and acid rain, non-renewable fossil fuel (80 years left?), adds to global warming
from the mass movement of water due to gravity pull of the moon
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
very costly to build, disruption of wildlife habitat, limited suitable estuary locations, cannot generate power when tides are turning (about 10 useful hours?)
from hot rocks underground in active/recent volcanic regions
renewable energy resource, no fuel costs, little pollution, no carbon dioxide
limited suitable locations
Which words might correspond to the missing ? [7i-114]
WAVE power
CRUDE OIL
TIDAL barrage
GEOTHERMAL
ENERGY RESOURCE for heat or electricity: Examples of ADVANTAGES and Examples of DISADVANTAGES
from the up-down movement due to wind
renewable, no fuel costs, no pollution, less demand on non-renewable sources, no carbon dioxide to increase Greenhouse effect
unreliable due to variable wave height, storm damage
from the remains of buried and decayed marine organisms
lots of it at the moment, relatively cheap, ok for big power big stations, easy to pipe around
polluting from smog and acid rain, non-renewable fossil fuel (80 years left?), produces carbon dioxide adding to global warming
from the mass movement of water due to gravity pull of the moon
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
very costly to build, disruption of wildlife habitat, limited suitable estuary locations, cannot generate power when tides are turning (about 10 useful hours?)
from hot rocks underground in active/recent volcanic regions
renewable energy resource, no fuel costs, little pollution, no carbon dioxide
limited suitable locations
Which words might correspond to the missing ? [7i-115]
WAVE power
CRUDE OIL
TIDAL barrage
GEOTHERMAL
ENERGY RESOURCE for heat or electricity: Examples of ADVANTAGES and Examples of DISADVANTAGES
from the up-down movement due to wind
renewable, no fuel costs, no pollution, less demand on non-renewable sources, no carbon dioxide to increase Greenhouse effect
unreliable due to variable wave height, storm damage
from the remains of buried and decayed marine organisms
lots of it at the moment, relatively cheap, ok for big power big stations, easy to pipe around
polluting from smog and acid rain, non-renewable fossil fuel (80 years left?), produces carbon dioxide adding to global warming
from the mass movement of water due to gravity pull of the moon
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
very costly to build, disruption of wildlife habitat, limited suitable estuary locations, cannot generate power when tides are turning (about 10 useful hours?)
from hot rocks underground in active/recent volcanic regions
renewable energy resource, no fuel costs, little pollution, no carbon dioxide
limited suitable locations
Which words might correspond to the missing ? [7i-116]
WAVE power
CRUDE OIL
TIDAL barrage
GEOTHERMAL
ENERGY RESOURCE for heat or electricity: Examples of ADVANTAGES and Examples of DISADVANTAGES
from the up-down movement due to wind
renewable, no fuel costs, no pollution, less demand on non-renewable sources, no carbon dioxide to increase Greenhouse effect
unreliable due to variable wave height, storm damage
from the remains of buried and decayed marine organisms
lots of it at the moment, relatively cheap, ok for big power big stations, easy to pipe around
polluting from smog and acid rain, non-renewable fossil fuel (80 years left?), produces carbon dioxide adding to global warming
from the mass movement of water due to gravity pull of the moon
renewable, no fuel costs, little pollution, less demand on non-renewable resources, no carbon dioxide produced
very costly to build, disruption of wildlife habitat, limited suitable estuary locations, cannot generate power when tides are turning (about 10 useful hours?)
from hot rocks underground in active/recent volcanic regions
renewable energy resource, no fuel costs, little pollution, no carbon dioxide
limited suitable locations
Which words might correspond to the missing ? [7i-117]
WAVE power
CRUDE OIL
TIDAL barrage
GEOTHERMAL
[7i-118] A polythene rod is rubbed with a cloth. What sort of energy store is created?
electrostatic energy store
magnetic energy store
kinetic energy store
chemical energy store
[7i-119] An night storage heater is uses cheaper off-peak electricity. What sort of energy store is created?
electrostatic energy store
thermal energy store
electrical energy store
chemical energy store
[7i-120] A mobile phone battery is charged up. What sort of energy store is created?
electrostatic energy store
thermal energy store
electrical energy store
chemical energy store
Which form of energy does the Sun provide for a solar panel, an array of solar cells? [9i-1]
visible light radiation
kinetic radiation
chemical radiation
nuclear radiation
Which form of energy does vibrating material produce? [9i-2]
electrical
sound
chemical
nuclear
Which form of energy is stored in a battery? [9i-3]
heat/thermal
electrical
chemical
nuclear
Which form of energy is released when an atom splits? [9i-4]
gravitational potential
sound
chemical
nuclear
Which form of energy is stored in a clock spring? [9i-5]
elastic/strain potential
gravitational potential
electrical potential
chemical potential
Which form of energy is due to movement? [9i-6]
elastic/strain potential
kinetic
electrical
light
Which form of energy is produced by a generator? [9i-7]
elastic/strain potential
nuclear
electrical
light
Which form of energy does the eye respond to? [9i-8]
elastic/strain potential
kinetic
electrical
light
Which form of energy is to do with water held by a dam? [9i-9]
gravitational potential
heat/thermal
kinetic
chemical
Which form of energy comes from a convector heater? [9i-10]
gravitational potential
thermal
electrical
chemical
Which form of energy comes from a loudspeaker? [9i-11]
elastic potential
heat/thermal
sound
electrical
Which form of energy is stored in cylinder of butane gas? [9i-12]
gravitational potential
heat/thermal
kinetic
chemical
Which form of energy is released by uranium and plutonium in an atomic reactor? [9i-13]
nuclear
chemical
kinetic
electrical
Which form of energy is stored in a bow and arrow before release? [9i-14]
sound
elastic/strain potential
kinetic
heat/thermal
Which form of energy has a bullet fired from a gun? [9i-15]
nuclear
elastic/strain potential
kinetic
chemical
Which form of energy is carried by a current of moving charge? [9i-16]
nuclear
elastic/strain potential
kinetic
electrical
Which form of energy is needed for photosynthesis? [9i-17]
light
gravitational potential
kinetic
electrical
Which form of energy is stored by a lift on the top floor? [9i-18]
elastic/strain potential
gravitational potential
kinetic
electrical
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-19] What is the cost of using a 1.5kW heater for 2 hours if the cost of electricity is 7p/unit?
10.5p
3.5p
21.0p
7.0p
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-20] What is the cost of using a 3 kW heater for 6 hours if the cost of electricity is 6p/unit?
54p
£2.16
36p
£1.08
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-21] What is the cost of using a 60W light bulb for 20 hours if the cost of electricity is 5p/unit?
6p
£6.00
£1.20
60p
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-22] What is the cost of using a 700W iron for 2.5 hours if the cost of electricity is 8p/unit?
7.0p
14p
160p
3p
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-23] What is the cost of using a 200W hair dryer for 10 minutes if the cost of electricity is 6p/unit?
2p
1.2p
0.2p
12p
One unit of electricity is equal to using a 1000W (a power of 1kW) appliance for 1 hour. [9i-24] What is the cost of using a 4kW oven for 5 hours if the cost of electricity is 7p/unit?
£0.70
20p
35p
£1.40
What is the overall energy change using a loudspeaker? [9i-25]
electrical to sound
sound to electrical
chemical to kinetic
light to electrical
What is the overall energy change using a microphone? [9i-26]
electrical to sound
sound to electrical
chemical to kinetic
light to electrical
What is the overall energy change using a racing car? [9i-27]
electrical to sound
sound to electrical
chemical to kinetic
light to electrical
What is the overall energy change using a solar cell? [9i-28]
electrical to sound
sound to electrical
chemical to kinetic
light to electrical
What are the energy changes when using a lift to go to an upper floor in a block of flats? [9i-29]
chemical => kinetic => gravitational potential energies
chemical => kinetic => elastic potential energies
Left is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main overall useful energy change from the diesel engine is? [9i-33]
chemical to kinetic energy
kinetic to gravitational potential energy
gravitational potential to kinetic energy
kinetic to heat energy
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main energy change happening at points (2) and (6) is? [9i-34]
chemical to kinetic energy
kinetic to gravitational potential energy
gravitational potential to kinetic energy
kinetic to heat/thermal energy
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main energy change happening at points (4) and (8) is? [9i-35]
chemical to kinetic energy
kinetic to gravitational potential energy
gravitational potential to kinetic energy
kinetic to heat/thermal energy
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main energy change happening at point (9) is? [9i-36]
chemical to kinetic energy
kinetic to gravitational potential energy
gravitational potential to kinetic energy
kinetic to heat/thermal energy
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main force acting after point (9) is? [9i-37]
braking - friction
gravity
magnetic
friction - air resistance
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. The main force acting at points (4) and (8) is? [9i-38]
braking - friction
gravity
magnetic
friction - air resistance
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have the least useful gravitational potential energy and zero kinetic energy? [9i-39]
point (3)
point (5)
point (1)
point (8)
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have about equal amounts useful gravitational potential energy and kinetic energy? [9i-40]
point (3)
point (5)
point (7)
point (4)
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have zero kinetic energy? [9i-41]
point (1)
point (7)
point (5)
point (9)
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have the most useful gravitational potential energy? [9i-42]
point (1)
point (3)
point (7)
point (4)
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have the most kinetic energy? [9i-43]
point (8)
point (3)
point (5)
point (4)
Above is a basic design of a ride, starting with the car being pulled to the top of a hill, falling down the hill, passing through the loop and brought to a halt by applying a brake pad system. At which point does the ride car have the least useful gravitational potential energy and the most kinetic energy? [9i-44]
point (4)
point (3)
point (8)
point (5)
Wind generators are a useful energy resource to provide small scale power for a group of houses. Which is NOT true about this situation? [9i-45]
the overall energy change is heat to electrical energy
it is a renewable energy resource because the wind blows regularly
as an energy resource, it is advantage that there is little pollution compared to using fossil fuels
as the wind is uncertain, it is a disadvantage compared to using fossil fuels
Wind generators are a useful energy resource to provide small scale power for a group of houses. Which is NOT true about this situation? [9i-46]
the overall energy change is kinetic to electrical energy
it is a renewable energy resource because the wind blows regularly
as an energy resource, it is advantage that there is little pollution compared to using fossil fuels
as the wind is uncertain, it is a disadvantage compared to using fossil fuels
Wind generators are a useful energy resource to provide small scale power for a group of houses. Which is NOT true about this situation? [9i-47]
the overall energy change is kinetic to electrical energy
it is a renewable energy resource because the wind blows regularly
just because there is little pollution, it has no great advantage compared to using fossil fuels as an energy source
as the wind is uncertain, it is a disadvantage compared to using fossil fuels as an energy source
Wind generators are a useful energy resource to provide small scale power for a group of houses. Which is NOT true about this situation? [9i-48]
the overall energy change is kinetic to electrical energy
it is a renewable energy resource because the wind blows regularly
as an energy resource, it is advantage that there is little pollution compared to using fossil fuels
as the is wind fairly constant, it is an advantage compared to using fossil fuels
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-49]
95% of the electrical energy in the lamp is useful heat
the electric kettle is the most energy efficient appliance with least wasted energy
the food mixer converts 40% of the electrical energy into useful kinetic energy
The HiFi wastes 70% of the electrical energy, mainly as heat or thermal energy
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-50]
95% of the electrical energy is wasted as heat by the lamp by conduction and radiation
the electric kettle is the least energy efficient appliance with least wasted energy
the food mixer converts 40% of the electrical energy into useful kinetic energy
The HiFi wastes 70% of the electrical energy, mainly as heat or thermal energy
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-51]
95% of the electrical energy is wasted as heat by the lamp by conduction and radiation
the electric kettle is the most energy efficient appliance with least wasted energy
the food mixer converts 40% of the electrical energy into useful heat energy
The HiFi wastes 70% of the electrical energy, mainly as heat or thermal energy
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-52]
95% of the electrical energy is wasted as heat by the lamp by conduction and radiation
the electric kettle is the most energy efficient appliance with least wasted energy
the food mixer converts 40% of the electrical energy into useful kinetic energy
The HiFi wastes 50% of the electrical energy, mainly as heat or thermal energy
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-53]
the lamp is the most efficient appliance with the least wasted energy
3% of the electrical energy is wasted by the kettle, mainly by conduction and convection losses
the food mixer converts about 60% of the electrical energy into heat and sound energy
The HiFi produces sound energy that is not wasted
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-54]
the lamp is the least efficient appliance with the most wasted energy
3% of the electrical energy is wasted by the kettle, mainly by leaked conduction of electrical charge or current
the food mixer converts about 60% of the electrical energy into heat and sound energy
The HiFi produces sound energy that is not wasted
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-55]
the lamp is the least efficient appliance with the most wasted energy
3% of the electrical energy is wasted by the kettle, mainly by conduction and convection losses
the food mixer converts about 40% of the electrical energy into useful heat and sound energy
The HiFi produces sound energy that is not wasted
In the home electrical energy is converted into useful forms by various appliances. Four examples (1)-(4) are listed below, including what happens to a % of the original electrical energy. Which statement of A-D is most likely NOT true? Examples: (1) A lamp coverts 5% of the energy into light. (2) A kettle uses 97% of the energy to heat the water. (3) A typical food mixer wastes 60% of the energy input. (4) A HiFi system converts 30% of the energy into sound and light. [9i-56]
the lamp is the least efficient appliance with the most wasted energy
3% of the electrical energy is wasted by the kettle, mainly by conduction and convection losses
the food mixer converts about 60% of the electrical energy into heat and sound energy
The HiFi produces sound energy that is wasted
Mobile phones operate on a charged up battery system. Which energy transfer corresponds to listening to recorded message? [9i-57]
chemical => electrical => sound
electrical => chemical
chemical => electrical => light
light => electrical => sound
Mobile phones operate on a charged up battery system. Which energy transfer corresponds to charging the battery? [9i-58]
chemical => electrical => sound
electrical => chemical
chemical => electrical => light
light => electrical
Mobile phones operate on a charged up battery system. Which energy transfer corresponds to receiving a text message? [9i-59]
chemical => electrical => sound
electrical => chemical => light
chemical => electrical => light
light => electrical
Mobile phones operate on a charged up battery system. Which energy transfer corresponds to recording pictures to transmit? [9i-60]
chemical => electrical => sound
electrical => chemical
chemical => electrical => light
light => electrical
A simple battery (cell) can be made by dipping two different strips of metal into a conducting salt solution of ions. Which two metals will produce the largest voltage? [9h-61]
magnesium and silver electrodes
zinc and iron electrodes
magnesium and zinc electrodes
zinc and tin electrodes
A simple battery (cell) can be made by dipping two different strips of metal into a conducting salt solution of ions. Which two metals will produce the smallest voltage? [9h-62]
magnesium and silver electrodes
zinc and iron electrodes
magnesium and zinc electrodes
zinc and tin electrodes
A simple battery (cell) can be made by dipping two different strips of metal into a conducting salt solution of ions. Which two metals will produce the biggest voltage? [9h-63]
zinc and copper electrodes
zinc and tin electrodes
magnesium and copper electrodes
tin and lead electrodes
A simple battery (cell) can be made by dipping two different strips of metal into a conducting salt solution of ions. Which two metals will produce the smallest voltage? [9h-64]
zinc and copper electrodes
zinc and tin electrodes
magnesium and copper electrodes
tin and lead electrodes
A simple battery (cell) can be made by dipping two different strips of metal (electrodes) into a conducting salt solution of ions. Which statement is TRUE about the battery cell? [9h-65]
the closer the two metals are in reactivity, the smaller the voltage produced
an electrical current cannot flow through the salt solution of ions
the smaller the metal electrodes the bigger the current
the energy transfer change is from electrical to chemical energy
A simple battery (cell) can be made by dipping two different strips of metal (electrodes) into a conducting salt solution of ions. Which statement is TRUE about the battery cell? [9h-66]
the closer the two metals are in reactivity, the bigger the voltage produced
an electrical current can flow through the salt solution of ions
the smaller the metal electrodes the bigger the current
the energy transfer change is from electrical to chemical energy
A simple battery (cell) can be made by dipping two different strips of metal (electrodes) into a conducting salt solution of ions. Which statement is TRUE about the battery cell? [9h-67]
the closer the two metals are in reactivity potential, the bigger the voltage produced
an electrical current cannot flow through the salt solution of ions
the bigger the metal electrodes the bigger the current
the energy transfer change is from electrical to chemical energy
A simple battery (cell) can be made by dipping two different strips of metal (electrodes) into a conducting salt solution of ions. Which statement is TRUE about the battery cell? [9h-68]
the closer the two metals are in reactivity, the bigger the voltage produced
an electrical current cannot flow through the salt solution of ions
the smaller the metal electrodes the bigger the current
the energy transfer change is from chemical to electrical energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which type of energy resource produces electrical energy from a torch battery? [9i-69]
chemical energy
sunlight energy
kinetic energy
heat energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity in a calculator solar cell? [9i-70]
chemical energy
sunlight energy
kinetic energy
heat energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity using a wind turbine? [9i-71]
chemical energy
geothermal energy
kinetic energy
gravitational potential energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity in a geothermal power station? [9i-72]
chemical energy
sunlight energy
gravitational potential energy
heat energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity from a diesel/petrol generator? [9i-73]
chemical energy
sunlight energy
kinetic energy
gravitational potential energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity from a mountain stream turbine generator? [9i-74]
chemical energy
gravitational potential energy
solar radiation energy
heat energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity from a river paddle wheel generator? [9i-75]
chemical energy
solar radiation energy
kinetic energy
heat energy
Various sorts of energy resources can be used to produce electricity for use in the home. Which of the following types of energy resource is used to make electricity inside a clockwork radio? [9i-76]
chemical energy
gravitational potential energy
heat energy
elastic potential energy
Various sorts of energy transfers occur when generating and using electricity. Which of the following energy transfers happens in a hydroelectric power station? [9i-77]
gravitational potential => kinetic => electrical energy
chemical => heat => kinetic => electrical energy
heat => kinetic => electrical energy
elastic potential => kinetic => electrical energy
Various sorts of energy transfers occur when generating and using electricity. Which of the following energy transfers happens in a fossil fuel power station? [9i-78]
gravitational potential => kinetic => electrical energy
chemical => heat => kinetic => electrical energy
heat => kinetic => electrical energy
elastic potential => kinetic => electrical energy
Various sorts of energy transfers occur when generating and using electricity. Which of the following energy transfers happens in a geothermal power station? [9i-79]
gravitational potential => kinetic => electrical energy
chemical => heat => kinetic => electrical energy
heat => kinetic => electrical energy
elastic potential => kinetic => electrical energy
Various sorts of energy transfers occur when generating and using electricity. Which of the following energy transfers happens in a clockwork radio? [9i-80]
gravitational potential => kinetic => electrical energy
chemical => heat => kinetic => electrical energy
heat => kinetic => electrical energy
elastic potential => kinetic => electrical energy
electrical
energy =>
useful/wasted energy outputs
energy input
transfers as a
3 J/s of wasted sound energy
of 600 J/s to
hair dryer
590 J/s of useful heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the hair dryer is in use? [9i-81]
7 J/s of useful kinetic energy
7 J/s of wasted potential energy
5 J/s of wasted kinetic energy
5 J/s of useful potential energy
electrical
energy =>
useful/wasted energy outputs
energy input
transfers as a
5 J/s of useful kinetic energy
of 400 J/s to
hair dryer
393 J/s of useful heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the hair dryer is in use? [9i-82]
2 J/s of useful kinetic energy
2 J/s of wasted sound energy
1 J/s of wasted kinetic energy
1 J/s of useful potential energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
4 J/s of useful kinetic energy
of 300 J/s to
hair dryer
1 J/s of wasted sound energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the hair dryer is in use? [9i-83]
290 J/s of wasted kinetic energy
295 J/s of wasted heat energy
200 of J/s of useful heat energy and 95 J/s of wasted heat energy
200 J/s of useful potential energy and 95 J/s of wasted heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
50 J/s of wasted sound energy
of 1000 J/s to
food mixer
400 J/s of useful kinetic energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the food mixer is in use? [9i-84]
550 J/s of wasted kinetic energy
300 J/s of useful heat and 250 J/s of wasted kinetic energy
300 J/s of useful heat and 350 J/s of wasted potential energy
550 J/s of wasted heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
80 J/s of wasted sound energy
of 1200 J/s to
food mixer
620 J/s of wasted heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the food mixer is in use? [9i-85]
500 J/s of useful kinetic energy
500 J/s of useful potential energy
300 J/s of useful heat and 280 J/s of wasted potential energy
580 J/s of wasted heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
370 J/s of useful kinetic energy
of 800 J/s to
food mixer
400 J/s of wasted heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the food mixer is in use? [9i-86]
30 J/s of wasted kinetic energy
30 J/s of wasted sound energy
20 J/s of useful heat energy
130 J/s of wasted heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
2 J/s of useful kinetic energy
of 200 J/s
CD-HiFi system
192 J/s of wasted heat energy
to the
is being
5 J/s of useful sound energy
appliance
used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the CD-HiFi system is in use? [9i-87]
2 J/s of wasted light energy
2 J/s of wasted sound energy
1 J/s of useful light energy
1 J/s of useful heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
4 J/s of useful kinetic energy
of 500 J/s
CD-HiFi system
2 J/s of useful light energy
to the
is being
464 J/s of wasted heat energy
appliance
used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the CD-HiFi system is in use? [9i-88]
30 J/s of wasted light energy
28 J/s of wasted sound energy
28 J/s of useful potential energy
30 J/s of useful sound energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
3 J/s of useful kinetic energy
of 400 J/s
CD-HiFi system
1 J/s of useful light energy
to the
is being
20 J/s of useful sound energy
appliance
used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the CD-HiFi system is in use? [9i-89]
376 J/s of wasted heat energy
300 J/s of useful heat energy and 66 J/s of useful potential energy
376 J/s of useful potential energy
290 J/s of wasted sound energy and 76 J/s wasted kinetic energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
287.5 J/s of wasted heat energy
of 300 J/s
CD-HiFi system
0.5 J/s of useful light energy
to the
is being
10.0 J/s of useful sound energy
appliance
used
? J/s of useful ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the CD-HiFi system is in use? [9i-90]
2.5 J/s of useful heat energy
2.0 J/s of useful kinetic energy
1.5 J/s of useful potential energy
1.5 J/s of wasted sound and 1.5 J/s wasted kinetic energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
1200 J/s of useful kinetic energy
of 3000 J/s to
washing machine
10 J/s of wasted sound energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the washing machine is in use? [9i-91]
1800 J/s of wasted kinetic energy
1790 J/s of useful potential energy
1300 J/s of useful heat energy and 490 J/s of wasted heat energy
1200 J/s of useful potential energy and 580 J/s of wasted heat energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
5 J/s of wasted sound energy
of 2000 J/s to
washing machine
1485 J/s of useful/wasted heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the washing machine is in use? [9i-92]
500 J/s of wasted kinetic energy
510 J/s of useful potential energy
500 J/s of useful potential and 10 J/s of wasted potential energy
510 J/s of useful kinetic energy
electrical
energy =>
useful/wasted energy outputs
input energy
transfers as a
900 J/s of kinetic energy
of 2500 J/s to
washing machine
1593 J/s of useful/wasted heat energy
the appliance
is being used
? J/s of ? energy
The table summarises what happens to the energy input and output of an electrical appliance. Which is the most likely missing quantity and form of output energy when the washing machine is in use? [9i-93]
7 J/s of wasted sound energy
7 J/s of useful potential energy
5 J/s of wasted kinetic energy
5 J/s of useful potential energy
[7i-214] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to you sweeping the floor?
mechanically
by heating
electrically
by radiation
by sound
[7i-215] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to operation of a petrol car?
mechanically
by heating
electrically
by radiation
by sound
[7i-216] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to climbing a hill?
mechanically
by heating
electrically
by radiation
by sound
[7i-217] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to using a gas cooker?
mechanically
by heating
electrically
by radiation
by sound
[7i-218] Energy can be transferred from one energy store to another energy store by various means. Apart from electricity, which type of energy transfer applies to boiling a kettle of water?
mechanically
by heating
electrically
by radiation
by sound
[7i-219] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to placing butter on a hot plate?
mechanically
by heating
electrically
by radiation
by sound
[7i-220] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to a battery operated torch?
mechanically
by heating
electrically
by radiation
by sound
[7i-221] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to a battery operated toy car?
mechanically
by heating
electrically
by radiation
by sound
[7i-222] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to infrared room heater?
mechanically
by heating
electrically
by radiation
by sound
[7i-223] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to a solar panel?
mechanically
by heating
electrically
by radiation
by sound
[7i-224] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to using a digital camera?
mechanically
by heating
electrically
by radiation
by sound
[7i-225] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to using a thermal imaging camera?
mechanically
by heating
electrically
by radiation
by sound
[7i-226] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to you listening to music?
mechanically
by heating
electrically
by radiation
by sound
[7i-227] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to the release of energy by earthquakes?
mechanically
by heating
electrically
by radiation
by sound
[7i-228] Energy can be transferred from one energy store to another energy store by various means. Which type of energy transfer applies to scanning a foetus or unborn baby?
mechanically
by heating
electrically
by radiation
by sound
[7i-229] Which of the following energy store changes applies to hydroelectric power generation?
gravitational potential energy ==> kinetic energy ==> electrical energy
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
chemical energy ==> elastic potential energy ==> kinetic energy
[7i-230] Which of the following energy store changes applies to a falling object hitting the ground?
gravitational potential energy ==> kinetic energy ==> thermal energy
chemical energy ==> kinetic energy ==> thermal energy
gravitational potential energy ==> electrical energy ==> kinetic energy
chemical energy ==> elastic potential energy ==> kinetic energy
[7i-231] Which of the following energy store changes applies to an athlete in action?
gravitational potential energy ==> kinetic energy ==> heat
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
thermal energy ==> elastic potential energy ==> kinetic energy
[7i-232] Which of the following energy store changes applies to a battery operated fan?
gravitational potential energy ==> kinetic energy
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
electrical energy ==> elastic potential energy ==> kinetic energy
[7i-233] Which of the following energy store changes applies to someone firing a catapult?
gravitational potential energy ==> kinetic energy
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
chemical energy ==> elastic potential energy ==> kinetic energy
[7i-234] Which of the following energy store changes applies to using a toboggan?
chemical energy ==> gravitational potential energy ==> kinetic energy
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
chemical energy ==> elastic potential energy ==> kinetic energy
[7i-235] Which of the following energy store changes applies to operating a lift?
electrical energy ==> kinetic energy ==> gravitational potential energy
chemical energy ==> kinetic energy ==> thermal energy
chemical energy ==> electrical energy ==> kinetic energy
electrical energy ==> elastic potential energy ==> kinetic energy
[7i-236] Which of the following energy store changes applies to operating a gas fired turbine generator?
gravitational potential energy ==> chemical energy ==> kinetic energy ==> electrical energy
chemical energy ==> kinetic energy ==> thermal energy ==> electrical energy
thermal energy ==> chemical energy ==> electrical energy ==> kinetic energy
chemical energy ==> thermal energy ==> kinetic energy ==> electrical energy
[7i-237] Calculate the work done when a force of 50 N acts through a distance of 150 m?
7500 J
3 kJ
300 J
75 kJ
[7i-238] Calculate the work done when a force of 25 N acts through a distance of 125 m?
3125 J
5 kJ
4500 J
75 kJ
[7i-239] Calculate the gravitational energy stored when a weight of 80 N is raised up by 120 m?
9.6 kJ
1.5 kJ
0.96 J
0.66 kJ
[7i-240] Calculate the gravitational energy stored when a grandfather flock weight of 5.0 N is wound upwards by 150 cm?
7.5 J
750 J
7.5 kJ
75 kJ
[7i-241] What force is needed to overcome friction and move an object horizontally 2.5 m only using 500 J of energy?
1250 N
200 N
0.005 N
750 N
[7i-242] What force is needed to overcome friction and move an object horizontally 3.0 m only using 2400 J of energy?
7200 N
800 N
0.8 N
0.72 N
[7i-243] What force is needed to overcome friction and move an object horizontally 50 m only using 250 J of energy?
12500 N
5.0 N
0.2 N
750 N
[7i-244] What force is needed to overcome friction and move an object horizontally 16 m only using 320 J of energy?
5120 N
20 N
0.05 N
40 N
[7i-245] How far can an object be pushed horizontally, to overcome a friction force of 80 N, using 400 J of energy?
32 000 m
0.20 m
5.0 m
320 m
[7i-246] How far can an object be pushed horizontally, to overcome a friction force of 5.0 N, using 8.0 J of energy?
40 m
0.625 m
1.6 m
400 m
[7i-247] How far can an object be pushed horizontally, to overcome a friction force of 250 N, using 5000 J of energy?
0.05 m
50.0 m
20.0 m
2000 m
[7i-248] How far can an object be pushed horizontally, to overcome a friction force of 80 N, using 240 J of energy?
19 200 m
0.33 m
3.0 m
19.2 m
[7i-249] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a machine, is distributed in terms of useful energy and waste energy outputs. Which is likely to be the percentage for the wasted sound energy?
30%
27%
56%
17%
[7i-250] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a machine, is distributed in terms of useful energy and waste energy outputs. Which is likely to be the percentage for the wasted thermal energy?
50%
17%
56%
27%
[7i-251] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a machine, is distributed in terms of useful energy and waste energy outputs. Which is likely to be the percentage for the useful energy transferred?
40%
27%
17%
56%
[7i-252] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a machine, is distributed in terms of useful energy and waste energy outputs. Which is the primary cause of the 44% wasted energy?
gravitational field effect
magnetic field effect
effect of electrical resistance
friction effect
[7i-253] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a cooling fan, is distributed in terms of useful energy and waste energy outputs. What is the percentage wasted thermal heat energy transferred?
10%
5%
30%
15 %
[7i-254] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a cooling fan, is distributed in terms of useful energy and waste energy outputs. What is the percentage wasted sound energy transferred?
30%
10%
15%
5%
[7i-255] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a cooling fan, is distributed in terms of useful energy and waste energy outputs. What is the percentage useful kinetic energy transferred?
90%
15%
40%
80%
[7i-256] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a cooling fan, is distributed in terms of useful energy and waste energy outputs. What is the primary cause of the wasted energy?
gravitational field effect
magnetic field effect
effect of electrical resistance
friction effect
[7i-257] An 800W cooling fan, used for two minutes, transfers 96.0 kJ of electrical energy to kinetic, thermal and sound energy stores. From the diagram work out how much energy is wasted due to vibrations?
5.0 kJ
9.6 kJ
14.4 kJ
4.8 kJ
[7i-258] An 800W cooling fan, used for two minutes, transfers 96.0 kJ of electrical energy to kinetic, thermal and sound energy stores. From the diagram work out how much energy is wasted thermal energy?
15.0 kJ
28.8 kJ
7.2 kJ
14.4 kJ
[7i-259] An 800W cooling fan, used for two minutes, transfers 96.0 kJ of electrical energy to kinetic, thermal and sound energy stores. From the diagram work out how much energy is useful kinetic energy?
38.4 kJ
80.0 kJ
70.0 kJ
76.8 kJ
[7i-260] An 800W cooling fan, used for two minutes, transfers 96 kJ of electrical energy to kinetic, thermal and sound energy stores. What is the primary cause of the wasted energy?
gravitational field effect
magnetic field effect
effect of electrical resistance
friction effect
[7i-261] The Sankey diagram above, shows how the input energy transferred by an electric motor operating a cooling fan, is distributed in terms of useful energy and waste energy outputs. From the diagram work out the percentage of non-useful dissipated energy?
15%
5%
30%
20 %
[7i-262] An 800W cooling fan, used for two minutes, transfers 96.0 kJ of electrical energy to kinetic, thermal and sound energy stores. From the diagram work out the non-useful dissipated energy?