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Physics, 09.10.2019 22:00 Yskdl

Standing at the top of a 30.0 m high cliff, you throw a rock straight down with a velocity of 8.00 m/s. after how many seconds does it hit the ground?

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Standing at the top of a 30.0 m high cliff, you throw a rock straight down with a velocity of 8.00 m...
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