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FORCES 1. An INTRODUCTION

What are scalar and vector quantities?  What is a force? What are contact forces and non-contact forces? How to analyse 'force' situations

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Sub-index for my notes on FORCES Part 1 An introduction

1.1 What is a force? Defining & comparing contact & non-contact forces

1.2 What are scalar and vector quantities?

1.3 Comparing and explaining examples of contact forces

1.4 Comparing and explaining examples of non-contact forces

1.5 More examples of interactions between objects involving gravity

1.6 More complex force situations involving moving objects - free body force diagrams

See also Calculating resultant forces using vector diagrams


At the moment for amusement only!

all non-equilibrium situations!


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FORCES 1. What are contact forces & non-contact forces?, scalar & vector quantities, free body force diagrams

FORCES 2. Mass and the effect of gravity force on it - weight, (mention of work done and GPE)

FORCES 3. Calculating resultant forces using vector diagrams and work done

FORCES 4. Elasticity and energy stored in a spring

FORCES 5. Turning forces and moments - from spanners to wheelbarrows and equilibrium situations

FORCES 6. Pressure in liquid fluids and hydraulic systems

FORCES 7. Pressure & upthrust in liquids, why objects float/sink in a fluid?, variation of atmospheric pressure


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