February 21, 2017

Homework Help: physics

Posted by susan on Thursday, December 1, 2011 at 6:44pm.

Help me with this problem i do not get it?
A light wave can travel the earth to the moon in 1.3 s. the distance to the moon is 384,790 km. how long would it take a sound wave to travel the same distance at 343 m/s? state you answer in days. I got 2 days but i really think its wrong so please help

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