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Unformatted text preview: How much force would it take to accelerate a bullet train (mass 30,000 kg) to a speed of 100 m/s in 2000 meters? A window washer with a mass of 80 kg has a potential energy of 20,0000 J. How high is he above the ground? A kid jumps in a trampoline. The trampoline has a K of 300 N/m and has a potential energy of 8000 J when he is at the bottom. How far does he stretch the trampoline? Quiz Synthesis I own/ I dont Out: A roller coaster goes over the top of a 10 m hill with a speed of 20 m/s. What types of energy does it have?...
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This note was uploaded on 11/18/2011 for the course PHYS 121 taught by Professor Burgeson during the Fall '11 term at BYU.
 Fall '11
 Burgeson
 Energy, Force, Kinetic Energy, Work

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