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Introductory Conservation of Mechanical Energy Problem using a Trebuchet (8:49)

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AP Physics 1
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Learn how to use the Conservation of Mechanical Energy equation by solving a trebuchet problem. This is an AP Physics 1 topic.

Content Times:
0:08 The problem
1:08 Why mechanical energy is conserved
1:37 Setting the zero line and initial and final points
2:32 The three types of mechanical energy
3:55 Canceling mechanical energies from the equation
4:54 Solving the equation
6:18 It’s final speed not final velocity
6:51 Why we can’t use the projectile motion equations
7:43 Do we really have to write all that down? Yes.
Picture
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Thank you to Jacob, Will, Natalie, and Mery; my students who built and let me use their trebuchet!

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