Test Bank For Inquiry into Physics 8th Edition by Vern J. Ostdiek
Chapter 03: Energy and Conservation Laws
1. Conservation laws can be used even when the details of what is occurring inside a system aren’t known. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
2. The momentum of an object never changes. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
3. Kinetic energy is conserved in elastic collisions. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
4. Linear momentum is conserved in all collisions. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
5. Momentum is conserved only when there is no friction. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
6. Work done within an isolated system can increase the energy of the system. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
7. Centripetal force changes linear momentum but not angular momentum. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
Consider a situation where two moving objects collide and rebound from each other. |
8. Kinetic energy is definitely conserved. a. True b. False ANSWER: False POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: Objects Collide Rebound DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
9. Linear momentum is definitely conserved. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: Objects Collide Rebound DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
Consider a situation where two moving objects collide, stick to each other, and move off together. |
10. Kinetic energy is definitely not conserved. a. True b. False ANSWER: True POINTS: 1 QUESTION TYPE: True / False HAS VARIABLES: False PREFACE NAME: Objects Collide Stick DATE CREATED: 6/13/2016 10:29 AM DATE MODIFIED: 6/13/2016 10:29 AM |
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