Equations
Kinetic energy from momentum
Energy · id kinetic_energy_momentum
K = \frac{p^2}{2 m}
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
KE | kinetic energy | J | Energy of motion | 0 to 1e+12 |
p | momentum | kg*m/s | Linear momentum | 0 to 1e+09 |
m | mass | kg | Mass of the object | 0.001 to 1e+07 |
Assumptions
- Point mass or pure translation
Valid when
- Speeds far below the speed of light
Found by
Questions with these words retrieve this equation: kinetic energy, momentum, energy, mass.
Source
OpenStax University Physics Volume 1, Chapter 9 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.