Enjoy learning from Billy as he solves a problem using Work due to Friction equals Change in Mechanical Energy. This is an AP Physics 1 topic.

Content Times:
0:21 The problem
0:51 Work due to Friction equals Change in Mechanical Energy
1:31 Determining the Mechanical Energies
2:44 Solving for the Force Normal
3:52 Relating height final to displacement along the incline
5:03 Substituting in numbers

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