Which temperature could be that of a snowy day? [8i-1]
1oC
28oC
37oC
150oC
Which temperature could be that of a summers day? [8i-2]
1oC
28oC
37oC
150oC
Which temperature could be that of your body? [8i-3]
1oC
28oC
37oC
150oC
Which temperature could be that of a bread oven? [8i-4]
1oC
28oC
37oC
150oC
Which best describes the arrangement of particles in a gas? [8i-5]
Close together and stationary
Close together and vibrating
Far apart and moving slowly
Very far apart and moving quickly
Which best describes the arrangement of particles in a solid? [8i-6]
Close together and stationary
Close together and vibrating
Far apart and moving slowly
Very far apart and moving quickly
Which best describes the arrangement of particles in a liquid? [8i-7]
Close together and stationary
Far apart and vibrating
Close together and moving freely
Very far apart and moving quickly
Which best describes what happens to the particles of water when it freezes? [8i-8]
They gain energy and break up into atoms of hydrogen and oxygen
They gain energy and gain freedom to move about
They lose energy and stop moving about
They lose energy and lose freedom to move about
Which best describes what happens to the particles of ice when it melts? [8i-9]
They gain energy and break up into atoms of hydrogen and oxygen,
They gain energy and gain freedom to move about
They lose energy and escape into the atmosphere
They lose energy and lose freedom to move about
Which best describes what happens to the particles of water when it boils? [8i-10]
They gain energy and increase their freedom to move without significant attraction
They gain energy and gain freedom to move about
They lose energy and escape into the atmosphere
They lose energy and lose freedom to move about
Which best describes what happens to the particles of water vapour when it condenses? [8i-11]
They gain energy and increase their freedom to move without significant attractio
They gain energy and gain freedom to move about
They lose energy and and are closer and less free to move around
They lose energy and lose freedom to move about
Which best describes what happens to the particles of water when it evaporates? [8i-12]
The higher kinetic energy particles increase their freedom to move without significant attraction
They gain energy and gain freedom to move about
They lose energy and escape into the atmosphere
They lose energy and lose freedom to move about
The melting points and boiling points of substances A-D. Which is a solid at 25oC? [Substance] Melting Point oC and Boiling Point oC [8i-13]
-39 and 354
119 and 446
15 and 126
-127 and -33
The melting points and boiling points of substances A-D. Which is a liquid at 0oC? [Substance] Melting Point oC and Boiling Point oC [8i-14]
-39 and 354
119 and 446
15 and 126
-127 and -33
The melting points and boiling points of substances A-D. Which is a gas at 0oC? [Substance] Melting Point oC and Boiling Point oC [8i-15]
-39 and 354
119 and 446
15 and 126
-127 and -33
The melting points and boiling points of substances A-D. Which is a liquid at 30oC? [Substance] Melting Point oC and Boiling Point oC [8i-16]
-39 and 10
119 and 446
15 and 126
-127 and -33
The melting points and boiling points of substances A-D. Which is a liquid at 20 oC? [Substance] Melting Point oC and Boiling Point oC [8i-17]
-142 and -78
-95 and 4
-66 and 42
90 and 189
The melting points and boiling points of substances A-D. Which is a solid at 20oC? [Substance] Melting Point oC and Boiling Point oC [8i-18]
-142 and -78
-95 and 4
-66 and 42
90 and 189
The melting points and boiling points of substances A-D. Which is a gas at -60oC? [Substance] Melting Point oC and Boiling Point oC [8i-19]
-142 and -78
-95 and 4
-66 and 42
90 and 189
The melting points and boiling points of substances A-D. Which is a liquid at -10oC and a gas at 10oC? [Substance] Melting Point oC and Boiling Point oC [8i-20]
-142 and -78
-95 and 4
-66 and 42
90 and 189
When water vapour in a cloud is gradually cooled, rainwater is formed. This change of state is called? [8i-21]
condensation
distillation
evaporation
saturation
Heat from the Sun changes water from liquid to a gas. This change of state is called? [8i-22]
condensation
distillation
evaporation
saturation
The melting points and boiling points of substances A-D. Which is a gas at 25oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-23]
mpt = -127o, bpt = -33 oC
mpt = -39o, bpt = 354 oC
mpt = 63o, bpt = 760 oC
mpt = 119o, bpt = 446 oC
The melting points and boiling points of substances A-D. Which is a liquid at 25oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-24]
mpt = -127o, bpt = -33 oC
mpt = -39o, bpt = 354 oC
mpt = 63o, bpt = 760 oC
mpt = 119o, bpt = 446 oC
The melting points and boiling points of substances A-D. Which is a solid at 100oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-25]
mpt = -127o, bpt = -33 oC
mpt = -39o, bpt = 354 oC
mpt = 63o, bpt = 760 oC
mpt = 119o, bpt = 446 oC
The melting points and boiling points of substances A-D. Which is a solid at 100oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-26]
mpt = -127o, bpt = -33 oC
mpt = 99o, bpt = 354 oC
mpt = 19o, bpt = 27 oC
mpt = 101o, bpt = 116 oC
The melting points and boiling points of substances A-D. Which is suitable to use in a thermometer that measures in the range 10oC to 90oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-27]
mpt = 0o, bpt = 100 oC
mpt = -200o, bpt = 40 oC
mpt = 20o, bpt = 350 oC
mpt = -110o, bpt = 80 oC
The melting points and boiling points of substances A-D. Which is suitable to use in a thermometer that measures in the range -120oC to 20oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-28]
mpt = 0o, bpt = 100 oC
mpt = -200o, bpt = 40 oC
mpt = -40o, bpt = 350 oC
mpt = -110o, bpt = 80 oC
The melting points and boiling points of substances A-D. Which substance is suitable to use in a thermometer that measures in the range 0oC to 100oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-29]
mpt = 1o, bpt = 99 oC
mpt = -200o, bpt = 40 oC
mpt = -40o, bpt = 350 oC
mpt = -110o, bpt = 80 oC
The melting points and boiling points of substances A-D. Which substance is suitable to use in a thermometer that measures in the range -4oC to 50oC? [Substance] Melting point oC(mpt), Boiling Point oC(bpt) [8i-30]
mpt = 0o, bpt = 100 oC
mpt = -200o, bpt = 40 oC
mpt = 40o, bpt = 350 oC
mpt = -110o, bpt = 80 oC
Which is represented by the particle picture above? [8i-31]
gas
liquid
solid
partly melted solid
Which is represented by the particle picture above? [8i-32]
gas
liquid
solid
partly melted solid
Which is represented by the particle picture above? [8i-33]
gas
liquid
solution
solid
Water turning to a solid is called? [8i-34]
freezing
melting
boiling
condensing
Butter on a hot plate is seen to be? [8i-35]
freezing
melting
boiling
condensing
When water turns to steam it has been? [8i-36]
evaporating
melting
boiling
condensing
Which is the opposite of freezing? [8i-37]
melting
boiling
condensing
evaporating
Which is the opposite of condensing? [8i-38]
melting
boiling
freezing
dissolving
Which is the opposite of melting? [8i-39]
condensing
boiling
freezing
evaporating
Which is the opposite of boiling? [8i-40]
evaporating
melting
freezing
condensing
Which is the opposite of evaporating? [8i-41]
condensing
boiling
freezing
melting
Which is the opposite of condensing? [8i-42]
dissolving
evaporating
freezing
melting
Which best EXPLAINS why most solids expand on heating? [8i-43]
there is little space between the particles
the particles vibrate more forcefully the higher the temperaure
solid particles get bigger on heating
any trapped gas expands on heating
MELTING is the state change from? [8i-44]
solid to liquid
liquid to solid
liquid to gas
gas to liquid
FREEZING is the state change from? [8i-45]
solid to liquid
liquid to solid
liquid to gas
gas to liquid
BOILING is the state change from? [8i-46]
solid to liquid
liquid to solid
liquid to gas
gas to liquid
CONDENSING is the state change from? [8i-47]
solid to liquid
liquid to solid
liquid to gas
gas to liquid
EVAPORATING is the state change from? [8i-48]
solid to liquid
liquid to solid
liquid to gas
gas to liquid
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-49]
X is melting between times t0 and t1
X is completely liquid between times t1 and t2
X is boiling between times t2 and t3
temperature TE1 is the melting point of X
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-50]
X is all solid between times t0 and t1
X is completely liquid between times t1 and t2
X is boiling between times t2 and t3
temperature TE2 is the melting point of X
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-51]
X is melting between times t0 and t1
X is melting between times t1 and t2
X is boiling between times t2 and t3
temperature TE2 is the melting point of X
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-52]
X is boiling between times t4 and t5
X is melting between times t0 and t1
X is all liquid between times t2 and t3
temperature TE1 is the boiling point of X
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-53]
X is boiling between times t4 and t5
X is all liquid between times t1 and t2
X is melting between times t2 and t3
temperature TE2 is the boiling point of X
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-54]
X is boiling between times t3 and t4
X is all liquid between times t1 and t2
X is melting between times t2 and t3
temperature TE1 is the boiling point of X
In winter, freezing conditions can produce cracked milk bottles! In what way does water show UNUSUAL behaviour? [8i-55]
the ice expands on cooling
ice has a greater volume than liquid water
liquid water contracts on freezing to form ice
liquid water is less dense than ice
Problems can arise with railway steel track from changes in temperature. Small gaps are left between each rail section to allow for changes in length. Which of the following is TRUE about the steel rails and change in temperature? [8i-56]
expansion happens when the steel atoms lose vibration energy
if no gap is made the rail can get thinner or thicker without becoming dangerously distorted
on average the rail track will expand more in the summer than the winter
on average the gap will be smaller in the winter than the summer
Problems can arise with railway steel track from changes in temperature. Small gaps are left between each rail section to allow for changes in length. Which of the following is TRUE about the steel rails and change in temperature? [8i-57]
expansion happens when the steel atoms lose vibration energy
if no gap is made the rail can get thinner or thicker without becoming dangerously distorted
on average the rail track will contract more in the summer than the winter
on average the gap will be greater in the winter than the summer
Problems can arise with railway steel track from changes in temperature. Small gaps are left between each rail section to allow for changes in length. Which of the following is TRUE about the steel rails and change in temperature? [8i-58]
expansion happens when the steel atoms gain vibration energy
if no gap is made the rail can get thinner or thicker without becoming dangerously distorted
on average the rail track will contract more in the summer than the winter
on average the gap will be smaller in the winter than the summer
Problems can arise with railway steel track from changes in temperature. Small gaps are left between each rail section to allow for changes in length. Which of the following is TRUE about the steel rails and change in temperature? [8i-59]
expansion happens when the steel atoms lose vibration energy
if no gap is made the rail can get longer becoming dangerously distorted
on average the rail track will contract more in the summer than the winter
on average the gap will be smaller in the winter than the summer
The graph shows the results of monitoring a hot liquid pure wax as it slowly cooled to room temperature. Which can you deduce from the results? [8i-60]
from time b to c, the wax is all solid
from time c to d, some wax is still liquid
the melting point of the wax is temperature T2
from time a to b, solid wax is forming
The graph shows the results of monitoring a hot liquid pure wax as it slowly cooled to room temperature. Which can you deduce from the results? [8i-61]
from time b to c, the wax is all solid
from time c to d, some wax is still liquid
the melting point of the wax is temperature T3
from time a to b the wax is still all liquid
The graph shows the results of monitoring a hot liquid pure wax as it slowly cooled to room temperature. Which can you deduce from the results? [8i-62]
from time b to c, the wax is changing state from liquid to solid
from time c to d, some wax is still liquid
the freezing point of the wax is temperature T1
from time a to b, the wax is starting to freeze
The graph shows the results of monitoring a hot liquid pure wax as it slowly cooled to room temperature. Which can you deduce from the results? [8i-63]
from time b to c, the wax is all liquid
from time c to d, all the wax is solid
the freezing point of the wax is temperature T1
from time a to b, the wax is starting to freeze
The graph shows the results of monitoring a hot liquid pure wax as it slowly cooled to room temperature. Which can you deduce from the results? [8i-64]
from time b to c, the wax is all liquid
from time c to d, the remaing liquid wax freezes
the freezing point of the wax is temperature T2
from time a to b, the wax is starting to freeze
Which of the following best EXPLAINS why the liquid in a glass thermometer expands with rise in temperature? [8i-65]
the liquid particles get bigger expanding the liquid
the glass particles gain more energy and push the liquid particles up the tube
the glass contracts forcing the liquid further up the tube
the liquid particles gain more energy and collide more forcefully
Starting with the solid, the graph shows the results of measuring the temperature of substance X as it was heated from a low to a high temperature. Which of the following is TRUE? [8i-66]
X is all gas between times t4 and t5
X is completely liquid between times t1 and t2
X is boiling between times t2 and t3
temperature TE1 is the boiling point of X
In winter freezing conditions can produce cracked milk bottles! In what way does water show UNUSUAL behaviour? [8i-67]
the ice expands on cooling
ice has a smaller density than liquid water
liquid water contracts on freezing to form ice
liquid water is less dense than ice
Problems can arise with railway steel track from changes in temperature. Small gaps are left between each rail section to allow for changes in length. Which of the following is TRUE about the steel rails and change in temperature? [8i-68]
on average the rail track will contract more in the summer than the winter
if no gap is made the rail can get thinner or thicker without becoming dangerously distorted
contraction happens when the steel atoms lose vibration energy
on average the gap will be smaller in the winter than the summer
Which does the particle picture represent? [8i-69]
gas
liquid
solid
partly melted solid
Which of the following phrases about heat transfer properties best matches the use of steel for the base of a fryingpan? [8i-70]
good conductor of heat
poor reflector of heat radiation
poor conductor of heat
good absorber of heat radiation
Which of the following phrases about heat transfer properties best matches the use of a silvered layer for the inside of a glass thermos flask? [8i-71]
good conductor of heat
good reflector of heat radiation
poor conductor of heat
good absorber of heat radiation
Which of the following phrases about heat transfer properties best matches the use of a plastic handle for a fryingpan? [8i-72]
good conductor of heat
poor reflector of heat radiation
poor conductor of heat
good absorber of heat radiation
Which of the following phrases about heat transfer properties best matches the use of a black surface on a solar panel? [8i-73]
good conductor of heat
good reflector of heat radiation
poor conductor of heat
good absorber of heat radiation
Which of the following phrases about heat transfer properties best matches the high temperature of an electric fire filament? [8i-74]
good radiator of heat
poor insulator
good insulator
poor reflector of heat radiation
Which of the following phrases about heat transfer properties best matches the wearing of white cotton shirts in summer? [8i-75]
good radiator of heat
poor absorber of heat radiation
good insulator
poor reflector of heat radiation
Which of the following phrases about heat transfer properties best matches the use of fibre glass layers in a loft? [8i-76]
poor radiator of heat
poor insulator
good insulator
good reflector of heat radiation
Which of the following phrases about heat transfer properties best matches the dark rough skin of a lizard? [8i-77]
good radiator of heat
poor insulator
good insulator
poor reflector of heat radiation
Which temperature matches the freezing point of water? [8i-78]
0oC
100oC
-5oC
102oC
Which temperature matches the boiling point of pure water? [8i-79]
0oC
100oC
-5oC
102oC
Which temperature matches an ice and salt mixture? [8i-80]
0oC
100oC
-5oC
102oC
Which temperatures matches the boiling point of sea water? [8i-81]
0oC
100oC
-5oC
102oC
Which of the following types of heat transfer matches 'from flame to milk in a pan'? [8i-82]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches 'shimmering image in summer'? [8i-83]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches heat from the Sun? [8i-84]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches cooling by sweating? [8i-85]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches using iron for a boiler? [8i-86]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches placing the heating element near the base of an electric immersion heater? [8i-87]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches 'feeling heat' when near a lit reading lamp? [8i-88]
conduction
convection
radiation
evaporation
Which of the following types of heat transfer matches 'feeling cold after spilling spirit onto your hand'? [8i-89]
conduction
convection
radiation
evaporation
Which of the following terms applies to a puddle drying up in the sunshine? [8i-90]
evaporation
condensation
melting
freezing
Which of the following terms applies to the formation of rain drops? [8i-91]
evaporation
condensation
melting
freezing
Which of the following terms applies to ice at 1oC? [8i-92]
evaporation
condensation
melting
freezing
Which of the following terms applies to what happens to dripping candle wax? [8i-93]
evaporation
condensation
melting
freezing
Different metals expand different amounts for the same temperature rise. A bimetallic strip is made from two different metals joined together. The effect of heating a bimetallic strip is shown in the diagram. Which pair of metals was used in the experiment illustrated? The table below shows the length increase in mm on heating 2 metre strips of the metals by 10oC. [8i-94]
METAL
aluminium
brass
copper
steel
length increase
0.49
0.40
0.25
0.22
metal A = copper, metal B = brass
metal A = brass, metal B = steel
metal A = aluminium, metal B = steel
metal A = aluminium, metal B = copper
Different metals expand different amounts for the same temperature rise. A bimetallic strip is made from two different metals joined together. The effect of heating a bimetallic strip is shown in the diagram. Which pair of metals could used in the experiment to make the strip bend downwards? The table below shows the length increase in mm on heating 2 metre strips of the metals by 10oC. [8i-95]
METAL
aluminium
brass
copper
steel
length increase
0.49
0.40
0.25
0.22
metal A = copper, metal B = brass
metal A = aluminium, metal B = brass
metal A = copper, metal B = aluminium
metal A = copper, metal B = brass
Different metals expand different amounts for the same temperature rise. A bimetallic strip is made from two different metals joined together. The effect of heating a bimetallic strip is shown in the diagram. Which pair of metals could used in the experiment to make the strip bend the most in any direction? The table below shows the length increase in mm on heating 2 metre strips of the metals by 10oC. [8i-96]
METAL
aluminium
brass
copper
steel
length increase
0.49
0.40
0.25
0.22
metal A = aluminium, metal B = brass
metal A = copper, metal B = steel
metal A = steel, metal B = aluminium
metal A = copper, metal B = brass
Which of the following materials feels the coldest to touch in winter? [8i-97]
glass
polythene
wood
iron
Which of the following materials is the best conductor of heat? [8i-98]
aluminium
polythene
wood
glass
Which of the following building construction materials is the best insulator? [8i-99]
iron
wood
steel
aluminium
Which of the following materials used in house construction is the most effective insulating material? [8i-100]