1. THIS IS
JEOPARDY

2. With
Your
Host...
Ms. Allen

3. Terms
Concepts
Collisions
Conservation
Units
Math
100
100
100
100
100
100
200
200
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300
300
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300
300
300
400
400
400
400
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400
500
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500

4. Mass is motion refers to _____.

5. Momentum
A 100

6. A force acting over a period of time is called _____.

7. Impulse
A 200

8. The type of collision that produces no heat is called _____.

9. Elastic collision
A 300

10. The change in velocity of an object due to a force acting over a period of time is called ______.

11. Acceleration
A 400

12. The negative velocity of an object due to an explosion is called the _____velocity.

13. recoil
A 500

14. For impulse, the relationship between force and time is ______.

15. Indirect
B 100

16. Momentum is a ______quantity.
B 200

17. Vector
B 200

18. When an object has a negative momentum, it’s __________ has changed.

19. Direction
B 300

20. A stationary bomb explodes into tiny fragments
A stationary bomb explodes into tiny fragments. After the explosion, the combined momenta of all the fragments is equal to _______ .
B 400

21. Zero
B 400

22. After the collision, the velocity of the car ________________.
B 500

23. Decreases
B 500

24. Name two types of collisions that occur between objects.

25. Elastic and inelastic
C 100

26. In which type of collision do objects stick together after they collide?

27. Inelastic
C 200

28. When objects bounce and all momentum and energy is conserved, the bounce is called _______ ________ (2 words)
C 300

29. Perfectly elastic
C 300

30. DAILY DOUBLE
DAILY DOUBLE
Place A Wager
C 400

31. Use the terms greater than, less than, or equal to to fill in the blanks below:
If a truck runs into an insect on the highway, the force on the truck is ______ the force on the bug, the momentum on the truck is _____the momentum of the bug, and the velocity change of the truck is ______the velocity change of the bug.
C 400

32. Equal to, equal to, less than
C 400

33. A yellow bumper car moving east at 5 m/s runs into a red bumper car moving west with equal velocity. After the collision, the momentum of the red bumper car is _______.
C 500

34. -5.0 m/s
C 500

35. The law of conservation of momentum is most closely tied to which of Newton’s Laws?

36. Third law
D 100

37. True of False
The velocity of an object before a collision is always less than the velocity after the collision
D 200

38. False
D 200

39. During a collision the momentum lost by one object is _________ by the second object.

40. gained
D 300

41. True or False:
The Law of Conservation of Momentum only holds true in an isolated system .
D 400

42. True
D 400

43. Name three types of waves found on the electromagnetic spectrum.

44. D
D 500

45. What is the unit for momentum?

46. Kg-m/s
E 100

47. What is the unit for force?

48. Newton
E 200

49. What is the unit for Impulse?

50. Newton-second (N-s)
E 300

51. What is the unit for change in momentum?

52. Kg-m/s
E 400

53. What is the unit for acceleration?

54. m/s2
E 500

55. What is the equation for calculating momentum?

56. P=mv
F 100

57. A ball with a momentum of 4
A ball with a momentum of 4.0 kg•m/s hits a wall and bounces straight back without losing any kinetic energy. What is the final momentum of the ball?
F 200

58. - 4 kg-m/s
F 200

59. A freight car of mass 20,000 kg moves along a frictionless level railroad track with a constant speed of 15 m/s. What is the momentum of the car?
F 300

60. 300,000 kg-m/s
F 300

61. A loaded freight car A with a mass of 24,000 kg moves at a constant velocity of 8 m/s on a horizontal railroad track and collides with an empty stationary car B with a mass of 8,000 kg. After the collision the cars stick to each other and moves like one object. What is the velocity of two cars after the collision?
F 400

62. 6 m/s
F 400

63. A stationary skateboarder I with a mass of 50 kg pushes a stationary skateboarder II with a mass of 75 kg. After the push the skateboarder II moves with a velocity of 2 m/s to the right. What is the velocity of the skateboarder I? Give magnitude and direction.
F 500

64. 3 m/s, left
F 500