Moments, levers and gears



The action of one or more forces on an object can cause it to rotate. ¬†In this video, we’ll look at the turning effects which forces can have on objects before going on to describe¬†two simple machines – the lever and the gear.

Key Words

anticlockwise, force, newton, metre, moment, newton-metre, turning effect, Principle of Moments, lever, gear, clockwise