Gravitational Field Introduction (8:12)
The gravitational field is introduced and illustrated. For a constant field and a non-constant field around a spherical object. This is an AP Physics 1 topic.
0:01 The two force of gravity equations
0:55 The constant gravitational field equation
2:25 Gravitational Field Lines
3:16 What is a gravitational field?
4:33 The gravitational field equation around a spherical object
5:48 Drawing the field lines around a spherical object
7:02 Are gravitational field lines real?