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Forces and Motion

Equations.

Click on the equation for more information.

These equations are important!

1.  a = (v-u) ÷ t

2.  F = m x a

Number 2 can be rearranged to give
m = F ÷ a     or     a = F ÷ m

3.  Weight = mass x gravity

See calculations for worked examples.

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