Electrons!!!!!!!

Short Videos: sorry about the 30-second commercials at the beginning of each video. (Click on the underlined URLs below.)

first actual photo of a molecule: C14H22

The Discovery of the Electron:     4 pts for both.
http://www.youtube.com/watch?v=IdTxGJjA4Jw

http://videos.howstuffworks.com/science-channel/29292-100-greatest-discoveries-the-cathode-ray-tube-video.htm

Forming Bonds with Electrons:   3 pts.
http://videos.howstuffworks.com/science-channel/27860-100-greatest-discoveries-forming-bonds-with-electrons-video.htm

100 Greatest Discoveries: Combining Atoms      3 pts.
http://videos.howstuffworks.com/science-channel/29293-100-greatest-discoveries-combining-atoms-video.htm

And just because he is so fun, here's Bill Nye, The Science Guy, all about Atoms:  http://www.gamequarium.org/cgi-bin/search/linfo.cgi?id=7224  ( 22 minute video)  20 pts.

MAIN THING:
Finish the A-3: What Is a Molecule? handout from class.  25 points.


Also, we are taking turns sending home the Atomic Challenge Game--play it with your family-- 15 pts.   (Ripples have it right now.)

Thursday will be cool; we will do an experiment involving chemical reactions.