If you do work on a skateboard loaded with friends in one-third the usual time, you expend
A. one third as much power.
B. the usual power.
C. three times the usual power.
D. need more information.
Answer:C
If you do work on a skateboard loaded with friends in one-third the usual time, you expend
A. one third as much power. B. the usual power. C. three times the usual power. D. need more information.