A force that opposes motion through air - the quicker you travel the bigger the air resistance.

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Define weight

The force of gravity acting on your mass.

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What is Hooke's law?

The extension of the spring, x, is directly proportional to the force applied to it, F.

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Equation for Hooke's law

F = Kx - where K is a constant.

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Define displacement

The distance travelled from the starting point.

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What is Newton's first law?

If the resultant force is zero - all forces are balanced. If forces are balanced the object will remain in its state, either stationary or moving in a constant direction at a constant speed

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What is Newton's second law?

If the forces on an object are unbalanced two things can change:

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