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Physics, 08.02.2022 08:20 ZacharyGallagher

A roller coaster starts at some height that you do not know. It goes down this hill and then goes up a second hill that is 28.5 m above the first drop at a speed of 22.5 m/s. So how high was the initial hill?

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A roller coaster starts at some height that you do not know. It goes down this hill and then goes up...

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