Series:Forces

Every action has an equal and opposite reaction. Newton’s Third Law explains that forces exist in equal and opposite pairs. If a force acts on an object in one direction then an equal forces pushes back in the opposite direction. We have adapted our catapults so that they sit on plastic rollers. This reduces the …
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For a beam to balance the turning effect (also called a moment) on the left hand side must be the same as the turning effect on the right hand side. Another way of saying this is that the combined forces trying to rotate the lever anti-clockwise must be the same as those trying to turn …
Continue reading One Moment Please…