Moments and stability topic check
Test moments, equilibrium and stability for G3 Pure / O-Level Physics, with practice on gaps and a later review.
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Learning goals
- Describe a moment as a force's turning effect in everyday examples
- Apply moment = force × perpendicular distance from the pivot
- Apply the principle of moments to new situations and problems
- Treat the weight of a body as acting at a single point, its centre of gravity
- Explain qualitatively how centre-of-gravity position affects stability
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