Physics

Kinetic Energy

Energy of motion.

Formula

Formula
KE = ½ m v2

Variables

SymbolDefinitionType & rangeUnitsRole
m mass (kg) real number (ℝ) kg input
v velocity (m/s) real number (ℝ) m/s input

Try it yourself

Interactive calculator
Result

Worked examples

Example 1
Givenmass (kg) = 1000, velocity (m/s) = 20
Result200000
Example 2
Givenmass (kg) = 0.145, velocity (m/s) = 40
Result116