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A 89.1 kg weight-watcher wishes to climb a mountain to work off the equivalent of a large peice of chocolate cake rated at 815 (food) calories. How high must the person climb? The acceleration due to gravity is 9.8m/s^2 and 1 food calorie is 10^3 calories. Answer in units of km

Respuesta :

Answer:

3904 Meters

Explanation:

F = ma

work = F * d

89.1 (9.8)* d        = 815000/.23906                                                                                                     conversion factor  1 j = .23906 cal

d = 3904 meters

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