A boy exploring a cave drops a rock into a dark crevasse he
A boy exploring a cave drops a rock into a dark crevasse. He hears the rock strike the bottom 10.1 s after dropping it. The speed of sound is 330 m/s. Find the depth of the crevasse.
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a boy exploring a cave drops a rock into a dark crevasse he hears the rock strike the bottom 101 s after dropping it
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