Texas Education Agency
Texas Gateway: Uniform Circular Motion and Gravitation: Problems and Exercises
This page offers a list of 50 problems/exercises to solve based on the content of Chapter 6: Uniform Circular Motion and Gravitation from the AP Physics online text.
Science4Fun
Science4 Fun: Gravity
Peruse this resource to learn about gravity, its importance, the Universal Law of Gravitation, the difference between mass and weight, and more fun facts.