PBS
Wgbh: Peep and the Big Wide World: The Way Things Move: Homemade Hill
Join these kids as they investigate ramps by making a homemade hill to see what slides or rolls down it. [1:27]
Khan Academy
Khan Academy: Inclined Planes and Friction: Inclined Plane Force Components
An analysis of the components of the force due to gravity that are parallel and perpendicular to the surface of an inclined plane. [12:43]
Khan Academy
Khan Academy: Inclined Planes: Force of Friction Keeping the Block Stationary
A block of wood is kept stationary by the force of friction. (A correction to this video is made in the next video.) [8:41]
Khan Academy
Khan Academy: Force of Friction Keeping Velocity Constant
Sal Khan demonstrates how to calculate the coefficient of kinetic friction (correction made in next video). [9:08]
Khan Academy
Khan Academy: Force of Friction Keeping the Block Stationary
Sal Khan explains how a block of wood is kept stationary by the force of friction (correction made in next video). [8:40]
Sophia Learning
Sophia: Representing Forces on an Inclined Plane: Lesson 1
This lesson demonstrates how to draw free-body diagrams for objects at rest or sliding on an inclined plane. It is 1 of 2 in the series titled "Representing Forces on an Inclined Plane."
Mocomi & Anibrain Digital Technologies
Mocomi: What Is an Inclined Plane?
A video illustrates what an inclined plane is and describes the mechanical advantage provided by the simple machine. [1:30]