February 23, 2017

Homework Help: Physics

Posted by Nicole on Friday, December 11, 2009 at 3:20am.

A 21-kg child swings on a playground swing 3.4 m long. What is the period of her motion? If her brother, who weighs twice as much as she does,rides on the swing instead, what is the period of the motion?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions