Physics 213 Discussion # 8 Wednesday 9-5-2007
0. Announcements.
Test 1 is 7 SHORT days away!
5 days til Science Team info is due.
5 days til T-shirt design is due.
D6 is due today (immediately)
Hwk 4 is due today (immediately)
1. Today's OTQ is Q8 = 5b
2. Today's Definitions
D6
5-1 Explain the difference between mass and weight.
5-2 Explain how an object can be moving and have no net force acting
upon it.
5-3 Explain what an "inertial reference frame" is.
5-4 State Newton's three laws of motion.
5-5 What is a slug?
3. W 9-5 Laws of Motion S&J Chap 5 Hwk #4 Chap 4
D6: 5-1 to 5-5 wkb Chap 5 a&b
Q8 = 5b
Q 8, ans: Ball has greater speed.,
P3,5,11,17,19, 32B