Equations
Weight near a planet's surface
Dynamics · id weight
W = m g
| Symbol | Quantity | Unit | Meaning | Usual range |
|---|---|---|---|---|
W | weight | N | Gravitational force on the body | 0 to 1e+08 |
m | mass | kg | Mass of the body | 0.001 to 1e+07 |
g | gravitational acceleration | m/s^2 | Local gravitational field strength | 1 to 30 |
Assumptions
- Uniform gravitational field
Valid when
- Height above the surface small compared with the planet's radius
Found by
Questions with these words retrieve this equation: dynamics, weight, gravity, mass, heavy, weigh.
Source
OpenStax University Physics Volume 1, Chapter 5 (reference; entry written by the project). License: MIT. Entry confidence: 0.99.