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ksaimouliBest ResponseYou've already chosen the best response.1
a 48 kg person is sledriding down a hill that is 4.6m high. starting at the top with the speed of 3.1m/s the sled reaces down with the speed of 7.6m/s determine the distance (EfE0) between the final and initial total mechanical energy
 one year ago

furnessjBest ResponseYou've already chosen the best response.0
Sorry, gotta log off, I can look tomorrow. But i'm not sure exactly what the question is asking for? got a diagram or scan?
 one year ago

ksaimouliBest ResponseYou've already chosen the best response.1
but the answer is 1.0*10^3
 one year ago

furnessjBest ResponseYou've already chosen the best response.0
Is it just asking for the difference in kinetic energy at the top and at the bottom? That is 1156J. Is the 7.6m/s the speed at the bottom?
 one year ago
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