Wednesday, February 18, 2009

Wednesday February 18, 2009

Today in SCIENCE we:
  • Did current events. You should have completed at LEAST one current event for this term.
  • Did Vocabulary #30. Did you alphabetize? Definition in your own words? Use the word correctly in a sentence? Include a picture?
  • Got alot of work back. Are you up to date? Is the work you are handing in your best effort?
  • Talked about STATIC electricity. What is it?
  • What are the sub-atomic particles that move?
  • Played with the van der Graaf Generater & wrote a journal entry. HOW DOES IT WORK? Why does it crackle? What are the sparks made of?
  • Watched the Brainiac Video - electric fence. What happens in this video?
  • Read & UNDERSTAND sia9 p272-283, omit p277. We have already talked about this content & done vocabulary related to it. You had 15 minutes of class time to do this.
  • HOMEWORK: do sia9 p278 #1-8. Remember to format your assignment properly. We have already answered most of these questions, if you have trouble with these questions you need to pay me a visit & get it sorted out.

What were the two alkali metals used in the second brainiac video?

What did they do?