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Social Studies, 13.01.2021 23:00 kevenluna10oytivm
A roller coaster with a potential energy of 235,200 J sits at the top of a 30 m high hill. What is the mass of the roller coaster? (Formula: PE = mgh)
800 kg
7,840 kg
8,000 kg
78,400 kg
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A roller coaster with a potential energy of 235,200 J sits at the top of a 30 m high hill. What is t...
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