Imagine an old hermit who lives in the mountains. Just before
going to sleep, he yells "WAKE UP." The sound echoes off the
nearest mountain and returns 7.0 h later. Find the distance to the
mountain.
Imagine an old hermit who lives in the mountains. Just before going to sleep, he yells "WAKE UP." The sound echoes off t
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answerhappygod
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Imagine an old hermit who lives in the mountains. Just before going to sleep, he yells "WAKE UP." The sound echoes off t
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