Physics, 08.10.2019 23:30 AmbitiousAndProud
Aroller coaster has a mass of 650 kg. it sits at the top of a hill with height 78 m. if it drops from this hill, how fast is it going when it reaches the bottom? (assume there is no air resistance or friction.)
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Aroller coaster has a mass of 650 kg. it sits at the top of a hill with height 78 m. if it drops fro...
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