Instructional Video
Sophia Learning

Sophia: Mathematical Interpretation of Static Friction: Lesson 1

9th - 10th
This lesson gives a mathematical interpretation of static friction. It is 1 of 2 in the series titled "Mathematical Interpretation of Static Friction." [8:44]
Instructional Video
Sophia Learning

Sophia: Static & Kinetic Friction: Lesson 1

9th - 10th
This lesson explains the difference between static and kinetic friction. It is 1 of 2 in the series titled "Static & Kinetic Friction." [6:58]
Instructional Video
Khan Academy

Khan Academy: Inclined Planes and Friction: Static and Kinetic Friction Example

9th - 10th
In this video lecture, the topics of static and kinetic friction are explored with examples. The video discusses free-body diagrams and the forces that affect the movement of objects. [9:49]