Physics 207: Lecture 11, Pg 1Physics 207, Physics 207, Lecture 11, OctLecture 11, Oct 12 12 ‘‘0909TODAY:TODAY:Collisions -Collisions - inelastic and elasticinelastic and elasticMomentum (Chapter 9)Momentum (Chapter 9)Energy (Chapter 10)Energy (Chapter 10)ASSIGNMENTS:ASSIGNMENTS:Read Chapter 10 (for today and weds)Read Chapter 10 (for today and weds)HW6 due FridayHW6 due Friday Oct 16 6pmOct 16 6pmLab MC-11b Air Track CollisionsLab MC-11b Air Track CollisionsPhysics 207: Lecture 11, Pg 5Rocket CarRocket CarAssuming 100 g of gas leaves the rocket, what speeddoes the gas have? A. 1 m/s B. 10 m/s C. 100 m/s D. 1000 m/s E. 10,000 m/sPhysics 207: Lecture 11, Pg 9Physics 207: Lecture 11, Pg 10Momentum ConservationMomentum ConservationA. Box 1B. Box 2C. Same Two balls of equal mass are thrown horizontallywith the same initial velocity. They hit identicalstationary boxes resting on a frictionlesshorizontal surface. The ball hitting box 1 bounces elastically back,while the ball hitting box 2 sticks. In which case does the box ends up movingfastest ?1 2Physics 207: Lecture 11, Pg 11Momentum ConservationMomentum ConservationA. Box 1B. Box 2C. Same Two balls of equal mass are thrown horizontallywith the same initial velocity. They hit identicalstationary boxes resting on a frictionlesshorizontal surface. The ball hitting box 1 bounces elastically back,while the ball hitting box 2 sticks. In which case does the box ends up movingfastest ?1 2Physics 207: Lecture 11, Pg 13Physics 207: Lecture 11, Pg 14Physics 207: Lecture 11, Pg 15Physics 207: Lecture 11, Pg 16Physics 207: Lecture 11, Pg 17Physics 207: Lecture 11, Pg 18Physics 207: Lecture 11, Pg
View Full Document
Unlocking...