itshoohatime itshoohatime

18-05-2017
Physics

contestada

A sound wave travels across a 2,100-meter wide valley in 7.0 seconds. The speed of the wave is _____.

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ItsAlexBoi ItsAlexBoi

28-05-2017

300m/s................

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shadowdoesgames shadowdoesgames

01-06-2017

is the correct answer 300 m/s

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