CK-12 Foundation
Ck 12: Episd: Force Coefficients
[Free Registration/Login may be required to access all resource tools.] Understand the effects of magnitude of force pairs between objects. Know the differences between kinetic and static friction.
TeachEngineering
Teach Engineering: The Force of Friction
In the first of two lessons of this curricular unit, students are introduced to the concept of friction as a force that impedes motion when two surfaces are in contact. Student teams use spring scales to drag objects, such as a ceramic...
Sophia Learning
Sophia: Practice With Inclined Planes
A video presentation providing example problems on finding the net force acting on objects at rest or sliding across inclined planes. [13:08]