1. Jeopardy!

2. Choose Category & Amount MotionForces Newton’s Laws Work & Power EnergyWaves 200 400 600 800 1000

3. Final Jeopardy A 2500. kg rollercoaster train is at the top of a 62.0 meter hill. It goes down the hill. Ignoring any energy loss, what will be the speed of the rollercoaster train at the bottom of the hill? Back Answer

4. Answers MotionForces Newton’s Laws Work & Power EnergyWaves 5.10 m/s It will triple Newton’s 2 nd Law Force applied over a distance 3150 Joules 13,600 Hz 1.6 m/s 2 150 Newtons Newton’s 1 st Law The rate of doing work 357 Joules 9.78 meters Slowing down AccelerationInertia 70 Joules Elastic Potential Energy 5.0 meters 3.67 hr or (3 hr 40 min) 0.25 kg Newton’s 3 rd Law Zero – no distance moved It increases 354 Hz Acceleration 33.3 N Newton’s 3 rd Law 5 Watts (or J/s) Gravitational Potential Energy 4.0 meters

5. Motion 200 A distance runner covers 5000. m in a time of 980. seconds. What was his average speed? Back Answer

6. Motion 400 A runner can go from 6.0 m/s to 14 m/s in 5.0 seconds. What is the runner’s acceleration? Back Answer

7. Motion 600 What does it mean when a negative acceleration is reported? Back Answer

8. Motion 800 How long does it take an object to travel 220 kilometers at 60.0 km/hr? Back Answer

9. Motion 1000 In a distance vs. time graph, what does a curved line always indicate? Back Answer

10. Forces 200 If you were pushing a cart and suddenly tripled the amount of force that you are using, what will happen to the acceleration of the cart will? Back Answer

11. Forces 400 What is the weight of a 15 kg dumbbell on Earth? Back Answer

12. Forces 600 A constant net force acting on an object causes the object to move with constant _____________. Back Answer

13. Forces 800 A pitcher accelerates a ball at 80.0 m/s 2 by exerting a force of 20.0 N. What is the mass of the ball? Back Answer

14. Forces 1000 A 6.8 kg bowling ball is rolled with an acceleration of 4.9 m/s 2. What was the force applied? Back Answer

15. Newton’s Laws 200 The acceleration of an object is directly proportional to the force applied to it. This is part of which law? Back Answer

16. Newton’s Laws 400 An object at rest stays at rest unless acted upon by an outside force. This is part of which law? Back Answer

17. Newton’s Laws 600 A measure of an object’s resistance to changes in motion is known as this. Back Answer

18. Newton’s Laws 800 When running, the ground pushes back on the runner with the same force that the runner applies to the ground. This is an example of which law? Back Answer

19. Newton’s Laws 1000 “Forces always occur in pairs” and “for every action there is an equal and opposite reaction” are statements related to which law? Back Answer

20. Work & Power 200 In order for work to occur, these two things must happen. Back Answer

21. Work & Power 400 Power is… Back Answer

22. Work & Power 600 If you push with 50.0 N of force and lift a box 1.4 meters, how much work do you do? Back Answer

23. Work & Power 800 How much work is done to hold a 50 N box 1.4 meters off the ground? Back Answer

24. Work & Power 1000 How much power is required to lift a 50N chair 0.3 m in 3 seconds? Back Answer

25. Energy 200 What is the approximate GPE of a 42 kg box that is 7.5 m above the ground? Back Answer

26. Energy 400 What is the approximate KE of a 1.35 kg discus thrown with a speed of 23.0 m/s? Back Answer

27. Energy 600 The energy associated with the bending or deformation of material is ________. Back Answer

28. Energy 800 What specifically happens to the kinetic energy of an object as it falls to the ground? Back Answer

29. Energy 1000 A roller coaster car is at the top of the first hill just about to drop. What type of energy is most closely associated with this situation? Back Answer

30. Waves 200 Sound travels at a speed of 340 m/s. What frequency would correspond to a sound wave with a wavelength of 0.025 m? Back Answer

31. Waves 400 In steel, a sound wave travels at a speed of 5000. m/s. What would be the wavelength of a sound produced that came from a 512 Hz tuning fork that was touched to the steel? Back Answer

32. Waves 600 A wave that moves perpendicular to the disturbance that creates it is this type of wave. Back Answer

33. Waves 800 The amount of energy that a wave carries is closely related to this part of a wave. Back Answer

34. Waves 1000 What general category of waves need a medium in which to travel? Back Answer

35. Motion 200 Answer 5.10 m/s Back to Board Back to Board

36. Motion 400 Answer 1.6 m/s 2 Back to Board Back to Board Back to Board Back to Board

37. Motion 600 Answer Slowing down (in the positive direction) or speeding up (in the negative direction) Back to Board Back to Board Back to Board Back to Board

38. Motion 800 Answer 3.7 hr Back to Board Back to Board Back to Board Back to Board

39. Motion 1000 Answer Acceleration Back to Board Back to Board Back to Board Back to Board

40. Forces 200 Answer It will triple Back to Board Back to Board Back to Board Back to Board

41. Forces 400 Answer 150 Newtons Back to Board Back to Board Back to Board Back to Board

42. Forces 600 Answer Acceleration Back to Board Back to Board Back to Board Back to Board

43. Forces 800 Answer 0.250 kg Back to Board Back to Board Back to Board Back to Board

44. Forces 1000 Answer 33 N Back to Board Back to Board Back to Board Back to Board

45. Newton’s Laws 200 Answer Newton’s 2 nd Law Back to Board Back to Board Back to Board Back to Board

46. Newton’s Laws 400 Answer Newton’s 1 st Law Back to Board Back to Board Back to Board Back to Board

47. Newton’s Laws 600 Answer Inertia Back to Board Back to Board Back to Board Back to Board

48. Newton’s Laws 800 Answer Newton’s 3 rd Law Back to Board Back to Board Back to Board Back to Board

49. Newton’s Laws 1000 Answer Newton’s 3 rd Law Back to Board Back to Board Back to Board Back to Board

50. Work & Power 200 Answer Force applied over a distance Back to Board Back to Board Back to Board Back to Board

51. Work & Power 400 Answer The rate of doing work Back to Board Back to Board Back to Board Back to Board

52. Work & Power 600 Answer 70. Joules Back to Board Back to Board Back to Board Back to Board

53. Work & Power 800 Answer Zero – no distance moved Back to Board Back to Board Back to Board Back to Board

54. Work & Power 1000 Answer 5 Watts Back to Board Back to Board Back to Board Back to Board

55. Energy 200 Answer 3200 Joules Back to Board Back to Board Back to Board Back to Board

56. Energy 400 Answer 357 Joules Back to Board Back to Board Back to Board Back to Board

57. Energy 600 Answer Elastic Potential Energy Back to Board Back to Board Back to Board Back to Board

58. Energy 800 Answer It increases Back to Board Back to Board Back to Board Back to Board

59. Energy 1000 Answer Gravitational Potential Energy Back to Board Back to Board Back to Board Back to Board

60. Waves 200 Answer 14,000 Hz Back to Board Back to Board Back to Board Back to Board

61. Waves 400 Answer 9.78 meters Back to Board Back to Board Back to Board Back to Board

62. Waves 600 Answer transverse Back to Board Back to Board Back to Board Back to Board

63. Waves 800 Answer amplitude Back to Board Back to Board Back to Board Back to Board

64. Waves 1000 Answer mechanical Back to Board Back to Board Back to Board Back to Board

65. Final Jeopardy Answer 35.2 m/s 35.2 m/s Back to Board Back to Board Back to Board Back to Board