Wednesday November 26 2008

Today in class the first thing we did was correct the questions that was assigned yesterday. On page 172 in the green book, Questions 9 to 12

Question 9 Answer : F = 8.0 x 10 ^-10 N
Question 10 Answer : F = 6.49 x 10 ^-8 N
Question 11a Answer : Fg = 491.3 N
Question 11b Answer : w = 490 n
Question 12 Answer : m = 9.01 x 10 ^-31 kg

The Next thing that we did was Watch some of the old Space Exploration Projects.

After that we then were taught to derive some formulas.




For number 1 you cancel out one of teh masses on each side.
For number 2 you cancel out one of the masses and radius on each side.
For number 3 you just cancel out one of the masses on each side.
She also gave us a forth one but she handed out a handout for this one.

The Next thing that we did was a review sheet for chapter 8.
And that was todays class the next scribe will be Kamil