Resolve the force of gravity into its parallel and perpendicular components so you can sum the forces.
Want Lecture Notes? http://www.flippingphysics.com/inclin...
This is an AP Physics 1 topic.
0:00 Intro
0:12 Drawing the Free Body Diagram
1:04 Introducing the parallel and perpendicular directions
2:19 Drawing the components of the force of gravity
2:49 Finding the angle used to resolve the force of gravity into its components
4:33 Solving for the force of gravity parallel
5:15 Solving for the force of gravity perpendicular
5:53 Redrawing the Free Body Diagram
Next Video:
Physics "Magic Trick" on an Incline
http://www.flippingphysics.com/magic-...
Multilingual? Please help translate Flipping Physics videos!
http://www.flippingphysics.com/transl...
Previous Video:
Determining the Static Coefficient of Friction between Tires and Snow
http://www.flippingphysics.com/tire-f...
1¢/minute: http://www.flippingphysics.com/give.html