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Calculate the kinetic energy of a moving object from its mass and velocity.

How It Works

How Kinetic Energy Calculator Works

Kinetic energy is half the mass times velocity squared — since velocity is squared, doubling an object's speed quadruples its kinetic energy, not just doubles it, which is why high-speed impacts are disproportionately more damaging.

FAQ

Frequently Asked Questions

Why does energy grow so much faster than speed?
Because velocity is squared in the formula — going twice as fast means four times the kinetic energy, and three times as fast means nine times the energy, which is exactly why small increases in speed matter so much for impact severity.