Physics
Basic

Momentum

Quantity of motion of an object.

Formula

p=mvp = mv

Variables

mMass
vVelocity

Example

A 1000 kg car at 20 m/s has momentum p = 1000·20 = 20 000 kg·m/s.

Did You Know?

Momentum is always conserved in collisions — the principle behind rockets and Newton's cradle.