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Calculations for moving and stretched objects

OCR GCSE Physics A (J249) — Energy

What You Need to Know

Calculate the energy associated with a moving body (kinetic energy).
Calculate the energy associated with a stretched spring (elastic potential energy).
Calculate the energy associated with an object raised above ground level (gravitational potential energy).

$E_k = \frac{1}{2}mv^2$

21mv2

$E_e = \frac{1}{2}ke^2$

$E_p = mgh$