Kinetic Energy Calculator
Compute kinetic energy KE = ½mv².
Input Data
Mass
kg
Velocity
m/s
Results
KE = ½mv².
200,000J
In kJ.
200kJ
At a glance:KE = ½mv². Complements work-energy-theorem and momentum.
Formula
KE = ½·m·v².
$$KE = \tfrac{1}{2}\,m\,v^2$$How to Use
- Enter mass and velocity.
- The tool returns the energy.
Case Studies
m=1000, v=20
KE = 200 kJ.
FAQ
Relativistic?
At v≪c, KE≈½mv²; otherwise use (γ−1)mc².
Related Tools
References
Content review: Calculatorism Science Team. Results are for reference only; please refer to the relevant authorities for the official figures.