Course content

92 lessons

1.1 · Physical quantities and measurement techniques

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1.2 · Motion

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1.3, 1.5.1-1.5.2 · Mass, weight and forces

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1.5.5-1.5.6 · Turning effect of forces and centre of gravity

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The principle of moments

12m

Using the principle of moments

13m

An experiment to verify the principle of moments

12m

Centre of gravity

11m

Finding the centre of gravity of a plane lamina

11m

Centre of gravity and stability

11m

Turning effect of forces and centre of gravity: practice

Turning effect of forces and centre of gravity: exam practice

15m

Turning effect of forces and centre of gravity: summary

1.4, 1.5.3, 1.8 · Density, elastic deformation and pressure

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1.7.1-1.7.2, 1.7.4-1.7.5 · Energy, work and power

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1.5.4 · Circular motion

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1.6 · Momentum

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1.5.5-1.5.6 · Turning effect of forces and centre of gravityLesson 3 of 11

The principle of moments

A balanced seesaw has equal clockwise and anticlockwise moments. The heavier person sits nearer the pivot.

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