Physics, 06.07.2020 21:01 applesass

A backpack has a mass of 8 kg. it is lifted and given 54.9 J of gravitational potential energy. how high is it lifted? Acceleration due to gravity is g = 9.8 m/s^2. A) 3.2 m B) 0.15 m C) 6.9 m D) 0.7 m

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A backpack has a mass of 8 kg. it is lifted and given 54.9 J of gravitational potential energy. how...