SOLUTION: Sound travels about 750 miles per hour. If you stand in a parking lot near a building and sound a horn, you will hear an echo.
Suppose it takes about ½ a second to hear the ec
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Suppose it takes about ½ a second to hear the ec
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Question 1108421: Sound travels about 750 miles per hour. If you stand in a parking lot near a building and sound a horn, you will hear an echo.
Suppose it takes about ½ a second to hear the echo. How far away is the building? Answer by josgarithmetic(39617) (Show Source):
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