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Physics, 18.03.2021 01:50 patricklap4951

A student lifts their 5 kg backpack 2 meters off the floor. How much work does the student do on the backpack? 5/2= 2.5 J
5 x 2 = 10 W
5/2 = 2.5 W
5 x 2 = 10 J

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