Understand the forces acting on an object on an incline by analyzing the forces on a “floating block”. This is an AP Physics 1 topic.

Content Times:
0:28 Finding the incline angle
1:17 Drawing the Free Body Diagram
2:26 Summing the forces in the perpendicular direction
3:49 Summing the forces in the parallel direction
5:04 Determining masses for the “Magic Trick”
6:11 Adding pulleys, strings and mass
7:34 Floating the block
8:18 Analyzing the forces on the floating block

Thanks to Nic3_one and Cyril Laurier for their Fire Sounds:
Fire in a can! » constant spray fire 1 by Nic3_one
Earth+Wind+Fire+Water » Fire.wav by Cyril Laurier
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• 本Flipping Physics视频已有中文字幕。谢谢Junjiang Li!