Waves question?

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In 7 seconds, 14 complete waves pass.

Calculate the frequency of this wave. 

Posted Sat 26th May, 2012 @ 11:06 by LP-FTW

3 Answers

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2 hz - frequency is number of waves per second 

- Number of waves/seconds = 14/7 = 2

Answered Sat 26th May, 2012 @ 11:31 by Lamise Hassan
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thanks

Answered Sat 26th May, 2012 @ 11:40 by LP-FTW
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is this P3?AQA?

Answered Sat 26th May, 2012 @ 15:01 by anonymous