1. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. The slope at a point on a position- versus-time graph of an object is A. the object’s speed at that point. B. the object’s average velocity at that point. C. the object’s instantaneous velocity at that point. D. the object’s acceleration at that point. E. the distance travelled by the object to that point.

2. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. The slope at a point on a position- versus-time graph of an object is A. the object’s speed at that point. B. the object’s average velocity at that point. C. the object’s instantaneous velocity at that point. D. the object’s acceleration at that point. E. the distance travelled by the object to that point.

3. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. The area under a velocity-versus- time graph of an object is A. the object’s speed at that point. B. the object’s acceleration at that point. C. the distance travelled by the object. D. the displacement of the object. E. This topic was not covered in this chapter.

4. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. The area under a velocity-versus- time graph of an object is A. the object’s speed at that point. B. the object’s acceleration at that point. C. the distance travelled by the object. D. the displacement of the object. E. This topic was not covered in this chapter.

5. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. At the turning point of an object, A. the instantaneous velocity is zero. B. the acceleration is zero. C. both A and B are true. D. neither A nor B is true. E. This topic was not covered in this chapter.

6. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. At the turning point of an object, A. the instantaneous velocity is zero. B. the acceleration is zero. C. both A and B are true. D. neither A nor B is true. E. This topic was not covered in this chapter.

7. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Important Concepts

8. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. A 1-pound block and a 100-pound block are placed side by side at the top of a frictionless hill. Each is given a very light tap to begin their race to the bottom of the hill. In the absence of air resistance A. the 1-pound block wins the race. B. the 100-pound block wins the race. C. the two blocks end in a tie. D. there’s not enough information to determine which block wins the race.

9. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. A 1-pound block and a 100-pound block are placed side by side at the top of a frictionless hill. Each is given a very light tap to begin their race to the bottom of the hill. In the absence of air resistance A. the 1-pound block wins the race. B. the 100-pound block wins the race. C. the two blocks end in a tie. D. there’s not enough information to determine which block wins the race.

10. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Applications

11. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Applications

12. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which position-versus-time graph represents the motion shown in the motion diagram?

13. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which position-versus-time graph represents the motion shown in the motion diagram?

14. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which velocity-versus-time graph goes with the position-versus-time graph on the left?

15. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which velocity-versus-time graph goes with the position-versus-time graph on the left?

16. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which position-versus-time graph goes with the velocity-versus-time graph at the top? The particle’s position at t i = 0 s is x i = –10 m.

17. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which position-versus-time graph goes with the velocity-versus-time graph at the top? The particle’s position at t i = 0 s is x i = –10 m.

18. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which velocity-versus-time graph or graphs goes with this acceleration-versus- time graph? The particle is initially moving to the right and eventually to the left.

19. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Which velocity-versus-time graph or graphs goes with this acceleration-versus- time graph? The particle is initially moving to the right and eventually to the left.

20. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. Rank in order, from largest to smallest, the accelerations a A – a C at points A – C. A) a A > a B > a C B) a A > a C > a B C) a B > a A > a C D) a C > a A > a B E) a C > a B > a A

21. Copyright © 2008 Pearson Education, Inc., publishing as Pearson Addison-Wesley. A) a A > a B > a C B) a A > a C > a B C) a B > a A > a C D) a C > a A > a B E) a C > a B > a A Rank in order, from largest to smallest, the accelerations a A – a C at points A – C.