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Assuming a typical efficiency for energy use by the body, how many slices of pizza must you eat to walk for 3.0 hr at a speed of 5.0 km/hr ? (Assume your mass is 68 kg).
15 years ago

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bobpursley
Wouldn't it depend on how much cheese was on the pizza, and what size slices? This is hardly a physics question. To do work against gravity, you have to walk up a hill.

15 years ago

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