Stream, Download, Share, and Modify
Having sunk through the kerosene (top layer) and water (middle layer) these copper bee bees have come to rest on the higher-tension surface of mercury (bottom layer).
© 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.