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October 30, 2014

Homework Help: Physics Help Please

Posted by Haylee on Sunday, January 29, 2012 at 1:42pm.

Suppose a 65-kg person can run 1000m in 5min. Assume that each stride is 1.5m long, and with each stride the runner must supply an amount of energy equal to her kinetic energy. How much energy (in food calories) is required to run 1km? Is your answer realistic?

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