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A champion athlete can produce one horsepower (746 W) for a short period of time. If...

A champion athlete can produce one horsepower (746 W) for a short period of time. If a 70-kg athlete were to bicycle to the summit of a 500-m high mountain while expending power at this rate, she would have used at least _____ energy

a. 746J

b. 3.43*10^5 J

c. 3.73*10^5 J

d. 7.46*10^5 J

e. 2.61*10^5 J

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