Year 7 Physics B terminology

force of attraction between any two objects, for example between the Earth and a person

a wheel with teeth used to turn another gear wheel

point about which a lever pivots

a simple machine that reduces the effort needed to lift a load by increasing the distance through which it acts

simple machine consisting of a rigid rod that pivots about a point

a type of lever with an axle acting as its fulcrum

the amount of matter in a substance (measured in kilograms)

the force of gravity pulling on an object; measured in newtons (N)

a wheel with a groove over which a rope or cable can slide, used to change the direction of a force