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HippoCampus Physics
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OpenStudy (anonymous):
A 7 kilogram bowling ball is dropped from a fourth story window. If each story is 3 meters high, use energy conservation (not the equations of motion) to find the ball's velocity when it strikes the ground. Ignore air resistance.
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OpenStudy (anonymous):
\[mv^2/2=mgh\] Solve for v. Here h=12 m
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