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October 1, 2014

October 1, 2014

Posted by **Hannah** on Friday, December 18, 2009 at 10:33pm.

0.5 Seconds

2 Seconds

I think the answer is 2. Am I correct?

2) The period of a 440 Hertz sound wave is ___ seconds.

1/440

440

I think the answer is 440. Am I correct?

- Physics -
**drwls**, Saturday, December 19, 2009 at 1:36am1) You are correct

2) No. 440 Hz means 440 cycles per second. Each cycle lasts 1/440 second.

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