Kinetic energy

Kinetic energy: use mass, velocity. Review the formula, worked example and calculation steps.

Inputs

Use the units shown
RESULT
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Enter your values and select Calculate.

Formula & explanation
E = ½mv²

Variables & units

Mass
kg · minimum 0, maximum 1000000000000
Velocity
m/s · minimum -1000000000000, maximum 1000000000000

Worked example

Use the displayed example inputs, then follow the substituted values in the solution.

Assumptions

Classical translational energy, appropriate at speeds much smaller than light speed.

References

Formula version 1.0.0. JavaScript floating-point arithmetic applies. Results display up to 6 decimal places; stored values retain available precision. Use the units shown.

Practice with an example

Use the default input values to find the answer. The reset icon restores those values.

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