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August 22, 2014

Homework Help: physics

Posted by Taryn on Tuesday, September 6, 2011 at 11:26pm.

Hans stands at the rim of the Grand Canyon & yodels down to the the bottom. He hears his yodel echo back from the canyon floor 5.20 seconds later. Assume that the speed of sound in air is 340 m/s. How deep is the canyon?

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