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Physics, 02.08.2019 04:30 strawberrymochi390
Ahunter fires a gun and hears an echo from a cliff face 5 s later. he knows the cliff is 850 m away. how fast is the sound travelling where the hunter is
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Ahunter fires a gun and hears an echo from a cliff face 5 s later. he knows the cliff is 850 m away....
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