Instructional Video
Crash Course

Crash Course Physics #7: Uniform Circular Motion

9th - 10th
The host of Crash Course Physics discusses centripetal force, centrifugal force, and a few other bits of physics to help explain Uniform Circular motion. [9:54]
Instructional Video
Khan Academy

Khan Academy: Cross Product and Torque

9th - 10th
The cross product and the direction of torque. [10:01]
Instructional Video
Sophia Learning

Sophia: Rotational Symmetry: Lesson 11

7th - 8th
This lesson explains the concept of symmetry as the object is rotated around a central point. It is 11 of 11 in the series titled "Rotational Symmetry."
Instructional Video
Sophia Learning

Sophia: Rotational Symmetry: Lesson 3

7th - 8th
This lesson explains the concept of symmetry as the object is rotated around a central point. It is 3 of 11 in the series titled "Rotational Symmetry."