Documents you may need:
Car Crash Analysis Activty (pdf or google doc)
Air Track Observation Lab (pdf or google doc)
If you were absent you can complete the Alternate lab (pdf or google doc)
Crash Barrier Lab (google doc or pdf)
Additional Worksheets:
Momentum Concepts (front) and CH. 9 Review worksheet (back) (pdf or google doc)
Crash Barrier Graphs:
3rd period 2017, 4th period 2017
Homework Help:
December 10th, 2014: Pg. 245 #30; Pg. 250 #41, 42, 53, 65, 67, 68
64. >40
65. a. ~100 b. ~500
67. a. >5 b. ~100 c. ~10
68. a. >7 b. <1.5E4
December 11th, 2014 pg. 245+ #72, 77, 80, 89, 90
72. a. Use the Impulse Momentum Theorem (200), b. Use the Impulse Momentum Theorem (4000), c. Use F=mg and solve for m. (<450), d. & e. DUH
80. A two becomes one problem: m1vi1+m2vi2 =(m1+m2)vF (>10)
89. a. Use kinematics equations to determine the speed the dancer would have to leave the ground in order to go that high. (<3). b. Use the Impulse Momentum Theorem. (150)
90. b. A THREE becomes ONE problem. m1vi1+m2vi2+m3vi3=(m1+m2+m3)vF (<0.05)