Physics, 02.02.2021 04:10 silasjob09
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A 55-newton person pulls herself up 4.0 meters. The first time took her 2.5 seconds. The second time took her 3 seconds. By doing the work to pull herself up, what changed the second time?
a. power decreased
b. no power changed
c. GPE decreased
d. power increased
Answers: 3
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A 55-newton person pulls herself up 4.0 meters. The first time took her 2.5 seconds. The...
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