1. Black Holes April 4 & 7

2. A DAY - BLACK HOLES - DO NOW Take a copy of the notes on my desk Fill out your PREDICTIONS on the front chart for #1-11 HW Tonight Finish the stars web quest (from last class – A DAY ONLY) Finish the Black Hole notes from today if you dont finish them in class! TEST on Thursday! Ch 9 & 12!

3. B DAY - BLACK HOLES - DO NOW Take a copy of the notes on my desk Fill out your PREDICTIONS on the front chart for #1-11 HW Tonight Finish the Black Hole notes from today if you dont finish them in class! – MOVIE notes – And the Black Holes Web quest! TEST on FRIDAY! Ch 9 & 12!

4. BLACK HOLES - DO NOW Take a copy of the notes on my desk Fill out your PREDICTIONS on the front chart for #1-11 Myth or Fact Survey Hands UP for true Hands DOWN for false

5. Look at the below life cycle of a star. All stars BEGIN as a stellar nebula. 1.Do all stars turn into black holes? Explain: 2.Will our sun turn in to a black hole?

6. Black Holes How the Universe Works: Black Holes Video (Discovery Channel 2010) As we watch the video, you should be viewing with the intent of ANSWERING the questions (skim them now so you know what to look for) If you have questions, write them on your Graphic Organizer

7. The gravitational field strength near a giant star that collapses to become a black hole is the same before collapse (left) and after collapse (right).

8. It is only when you get CLOSE that gravity starts to change. If you get within a distance smaller than the original radius of the star, gravity starts to change. This edge is called the event horizon – once you cross it, nothing can escape…not even light! (so, we cant send any satellite signals out of a black hole) You will experience spaghettification – you will be ripped apart, and parts of you that are closer to the black hole will be stretched and ripped faster than parts of you farther from it!

9. From now until 2 minutes before the bell… 1.Check the Actual Answers on your Do now by going to the website listed 2.Take a copy of the black hole notes; read them; finish the questions on the back 3.If you finish these, it would be a GREAT idea to… o See if you can find the answers to any of your questions on your graphic organizer o Finish your HW (Starts Web Quest from last class) 4.I will be calling you up group by group to get back your… Ch. 9 Quest Post Lab Team Quiz CHECK and CORRECT and GET THE HELP you need!!! These topics will appear on your test!!!