Wednesday
April 16, 2014

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

Science - 1. A girl on a playground swing makes a complete to-and-fro swing each...
Vibration and Waves - 1. A girl on a playground swing makes a complete to-and-...
algebra - Time to swing. The period T (time in seconds for one complete cycle) ...
physics - A child swings on a playground swing. How many times does the child ...
math - The period T (time in seconds for one complete cycle) of a simple ...
math - The formula T=2*pi*sqrt[L/g] gives the period of a pendulum of length l ...
Physics - A 21-kg child swings on a playground swing 3.4 m long. What is the ...
math - The period T (time in seconds for one completecycle) of a simple pendulum...
math - A pendulum swings through an angle of 14 degrees each second. If the ...
math - The formula T=2*pi*sqrt[L/32] gives the period of a pendulum of length l...

Search
Members