O Level Physics: Mechanics, Thermal Physics and Momentum (5054)

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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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Mass and inertia

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Weight and gravitational field strength

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Measuring mass and weight

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Types of force

10m

Free-body diagrams

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Resultant force

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Newton's first law

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Resultant force, mass and acceleration (F = ma)

12m

Newton's third law

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Friction

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Drag and terminal velocity

12m

Thinking distance, braking distance and stopping distance

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Factors affecting thinking and braking distance

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Mass, weight and forces: practice

Mass, weight and forces: exam practice

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Mass, weight and forces: summary

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

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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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1.3, 1.5.1-1.5.2 · Mass, weight and forcesLesson 8 of 16

Resultant force, mass and acceleration (F = ma)

A resultant force makes a mass accelerate: F = ma. Always use the resultant, never one force alone.

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