Momentum Calculator

Find the momentum of a moving object, or work out its velocity or mass from a known value of momentum for the object in motion.

p = m × v

Momentum is mass times velocity, so a heavy slow object can carry the same momentum as a light fast one.

Mass (kg)

Velocity (m/s)

Momentum (kg·m/s)

Momentum

— kg·m/s

The calculation runs entirely in your browser — no data leaves your device. Change any number and the answer updates instantly.