posted Jan 8, 2020, 7:56 AM by Kelly Allen
Journal: Answer the following questions about Thomson’s experiment:
1. What is a cathode ray composed of?
2. What happened when he held a positively charged plate near the ray? What does that tell us?
3. What does Thomson get credit for discovering?

Class: Cathode Ray Tube demo
Thomson's Experiment virtual lab (you'll need to see Ms. Allen to make this up on special computers)

HW: Gas Law quiz Fri. 1/10
Test #4 Thurs. 1/23
Kelly Allen,
Jan 8, 2020, 7:56 AM