Saturday
May 30, 2015

Homework Help: Physics

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

1) A child on a playground swing makes a complete to-and-fro swing each 2 seconds. The period is:

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?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Members