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REVISION NOTES: PHYSICS 2
UNIT 2: SPEEDING UP & SLOWING DOWN



Equal and Opposite Forces

We measure forces in newtons, N. Objects always exert equal and opposite forces on each
other. For example, if object A exerted a force upon object B, object B would exert an opposite
force of…

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REVISION NOTES: PHYSICS 2
UNIT 2: SPEEDING UP & SLOWING DOWN




Falling in Air

When an object falls freely, the resultant force acting on it is gravity. It will make the object
accelerate around 10m/s² close to the earth. We call this force of gravity "weight" and the
acceleration "the…

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