Stream, Download, Share, and Modify
Binary objects, such as the Earth and the moon or binary stars, orbit around a center of gravity that lies between them. This point is called the barycenter.
© 2016 PBS & WGBH Educational Foundation.
All rights reserved.
You must be logged in to use this feature
Assign directly to your students using the code or link above, without having them log in. Simply tell your students to go to
www.pbsstudents.org and enter the Assignment Code, or click on the Assignment URL to share the assignment as a link.