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A woman slides a box up a 30 incline for 20 m. What is the potential energy of the box if it weighs 1000

A woman slides a box up a 30 incline for 20 m. What is the potential energy of the box if it weighs 1000 N? A weight lifter lifts 700 kg over his head 2.2 m above the ground. What is the potential energy of the weights?

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