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Physics, 20.11.2020 01:00 lourdess505

Sam lifted his backpack with 5 Newtons of force a total of 400 meters. How much work did he do?
80 watts
2000 watts
2000 joules
80 joules

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Sam lifted his backpack with 5 Newtons of force a total of 400 meters. How much work did he do?
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