johnchappy1 johnchappy1
  • 01-04-2020
  • Chemistry
contestada

If Peter carries a 20 kg weight up a flight of stairs in 20 seconds and Mary carries the same 20kg weight up a flight of stairs in 30 seconds, who does the most work?

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samicontreras
samicontreras samicontreras
  • 01-04-2020
Peter because he’s going faster using more energy
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