AP Physics Workbook 5.G Ballistic Pendulum

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This is the video that cover the section 5.G in the AP Physics 1 Workbook.

Topic over:
1. Vector of velocity
2. Graph of momentum
3. How mass does affects the energy of a system

This is a packet given to student by the CollegeBoard and for student to do. Student are to give the packet an honesty attempt and effort. This video is created to supplement the learning and to provide assistance to student in the learning process and is not suppose to be use as a cheating tool.
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Hi, at 8:40, wasn't the v1 calculated incorrectly? if 1/2mv^2 = mgh, then 1/2v^2 = gh, so v^2 = 2gh, no?

sihansi
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For part C at seven minutes and 42 seconds wouldn't the velocity be smaller because of the greater denominator with heavier mass. Making the velocity smaller.

lonirysha