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A 79.0-kg person consumes a small order if french fries (298.0 cal) and wishes to "work off" the energy by climbing a 12.5-m stairway. How many vertical climbs are needed to use all the energy?____

2007-02-05 04:05:10 · 1 answers · asked by Hey ;) 3 in Science & Mathematics Physics

1 answers

The work done on each climb is:

79*9.81*12.5/1000 kcal
Note that the calorie measurements in food are kcal.

so Integer 298000/(79*9.81*12.5) +1

31 times

j

2007-02-05 04:29:18 · answer #1 · answered by odu83 7 · 0 0

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