Sprint 88 · Chapter 7

Gravitational Potential Energy And Potential

From mgh to −GMm/r: why gravitational potential energy is negative, what potential means, and the energy of a group of masses.

1. 1Negative Because Zero Is at Infinity
2. 2Four Masses on a Square
3. 3Your Turn: Three Masses
4. 4Between Two Heavy Spheres
5. 5Potential Energy Quick Check