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12 questions from this quiz
When it is moving
Mass and velocity
Ek=12mv2Ek = \frac{1}{2}mv^2Ek=21mv2
Kilograms (kg)
When lifted in a gravitational field
Mass, height & field strength
Ep=mghEp = mghEp=mgh
9.8 N/kg
When stretched or squashed
Extension & spring constant
Ee=12kx2Ee = \frac{1}{2}kx^2Ee=21kx2
Newtons per metre (N/m)
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