Moments, levers and gears

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Description

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

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