Homework Help: physical science

Posted by Alyson on Friday, December 11, 2009 at 7:32pm.

While fishing in a boat on a lake one afternoon, a speedboat roars by. You note that you bob up and down five times in 20 seconds. The frequency of this train of water waves is

physical science - drwls, Saturday, December 12, 2009 at 2:52am
5/20 = 0.25 waves (cycles) per second

That is the frequency

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