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Biology, 01.09.2019 08:30 pressure772

Abook that weighs 0.35 kilograms is kept on a shelf that’s 2.0 meters above the ground. a picture frame that weighs 0.5 kilograms will have the same gravitational potential energy as the book when it’s raised to a height of meters.
(use pe = m × g × h, where g = 9.8 n/kg. )

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