Post date: Apr 20, 2015 8:09:20 PM
Today: 7.1 Atoms and isotopes. You had time in class to watch the video and work on homework.
The Unit 3 Test will be on Wed. May 6, after Horizons Week!
See the Lessons page for all handouts and videos.
Homework: Finish up 7.1, and watch videos for 7.2 and 7.3.