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Physics, 22.03.2020 21:51 sophie5988
You shout at a cliff 120 m high, and hear your echo in 2 seconds. If the speed of sound in the air is 340 m/s, the distance of the cliff from you is .
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You shout at a cliff 120 m high, and hear your echo in 2 seconds. If the speed of sound in the air i...
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