Force

Contact Force

When does friction occur?

Effects of friction

Lubricant

Static friction

Sliding friction

Newton's 3rd Law

Nature of Force

Forces having magnitude and direction (vector)

Resultant Force

Hooke's Law

Rotation

Fulcrum/Pivot

Moment

Moment (Formula)

Law of Moments

A body is in equilibrium when:

Centre of mass/gravity

Position of centre of gravity

Stability of an object is increased by:

Stable equilibrium

Unstable equilibrium

Neutral equilibrium

Lever

Effort

Load

1st class lever

2nd class lever

3rd class lever

Resultant of a number of vectors

Equilibriant of a number of forces

Triangle Law

Triangle Law

Effect of force and mass on acceleration

Newton's 2nd Law