Geometry & Science

Kinetic Energy Calculator

Calculate kinetic energy from an object’s mass and velocity.

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How to use this kinetic energy calculator

Enter the requested values above and select Calculate. Change the inputs to compare scenarios.

Formula and method

KE = ½mv².

Example

A 10 kg object moving at 5 m/s has 125 joules of kinetic energy.

What this calculator is useful for

Calculate kinetic energy from an object’s mass and velocity.

Frequently asked questions

What does this calculator do?

Calculate kinetic energy from an object’s mass and velocity.

What data or formula does it use?

Uses the classical non-relativistic kinetic-energy equation.

Is it free?

Yes. ERICH Calculators is free to use and no account is required.

Source & assumptions

Reference and limitation

Uses the classical non-relativistic kinetic-energy equation.

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Method, assumptions & corrections

See how formulas, sources and limitations are handled across ERICH Calculators.