Asked by Jessica
Jane runs a track race at 7.0m/s for 40 seconds using a force of 140N. How much work has she done? (remember s=d/t)
Answers
Answered by
Steve
work = force * distance
140N * 7.0 m/s * 40s = 39200J
140N * 7.0 m/s * 40s = 39200J
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