KE, GPE & EPE (OCR GCSE Physics A (Gateway Science Suite)): Flashcards

Kinetic energy store

Mass and velocity

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

Mass in kilograms (kg)

Velocity in metres per second (m/s)

Gravitational potential energy

$E_p = mgh$

Mass in kilograms (kg)

Gravitational field strength in N/kg

Change in height in metres (m)

Elastic potential energy

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

Spring constant in N/m