2. Let’s Play

3. Round 1

4. Definitions 1 st Law2 nd Law3 rd lawPotpourri

5. $400 $200 $1000 $600 $800 $600 $1000 $800 $600 $1000 Final Definitions 1 st Law2 nd law3 rd lawPotpourri

6. Any push or pull definitions - $200

7. force definitions - $200

8. The name given to the force that acts between materials that touch as they move past each other definitions - $400

9. friction definitions - $400

10. The property of a body to resist change in state of motion defintions-$600

11. a6a inertia definitions - $600

12. The force that is at a right angle to the surface and opposes gravity definitions- $800

13. Normal force Definitions-$800

14. The friction acting on something moving through air definitions - $1000

15. a10a Air resistance definitions - $1000

16. Every object continues in a state of rest, or of motion in a straight line at constant speed, unless it is compelled to change that state by forces exerted upon it. 1 st law - 200

17. Newton’s First Law 1 st law - 200

18. A measure of inertia 1 st law- 400

19. Mass 1 st law - 400

20. The force of gravity on an object 1 st law - 600

21. weight 1 st law - 600

22. A mother finds that her newborn infant sons weighs 300N, a possible new world record, calculate the boys mass. 1 st law - $800

23. b8a 30.6 kg (30 kg okay) 1 st law - 800

24. When you compress a junked car into a cube, which will change, its mass, volume, or weight? 1 st law - 1000

25. volume 1 st law - 1000

26. The acceleration produced by a net force on an object is directly proportional to the magnitude of the net force, is in the same direction as the net force, and is inversely proportional to the mass of the object 2 nd law - $200

27. Newton’s Second Law 2 nd law - $200

28. Sketch and find the resultant of a 6-N force going left and a 8-N force going up. 2 nd law - $400

29. 6-N 8-N 10-N

30. Calculate the acceleration of a 2000 kg single-engine airplane just before takeoff when the thrust of its engine is 500N. 2 nd law - $600

31. 0.25 m/s 2 2 nd law - $600

32. A rocket fired from its launching pad not only picks up speed but also accelerates as it goes up, why? (HINT: about 90% of the mass initially in a rocket is fuel) 2 nd law - $800

33. Its mass decreases as fuel is used up. Therefore, the same force will accelerate it more. 2 nd law - $800

34. A certain force applied to a 2kg mass accelerates the mass at 3 m/s 2. How much acceleration will the same force produce on a 4 kg mass? 2 nd law - $1000

35. 1.5 m/s 2 2 nd aw - $1000

36. d2 Whenever one object exerts a force on a second object, the second object exerts an equal and opposite force on the first object. 3 rd law - $200

37. Newton’s Third Law 3 rd law- - $200

38. When swimming, you push the water backward- call this the action force. What is the reaction force? 3 rd law- - $400

39. The water pushing you forward. 3 rd law- - $400

40. Daily Double Make a Wager

41. 3 rd law- The Daily Double Why can you exert greater force on the pedals of a bicycle if you pull up on the handlebars?

42. Because the handlebars push down on you, and in turn, the pedals 3 rd law- Daily Double

43. If action equals reaction, why isn’t Earth pulled into orbit around a communication satellite? 3 rd law- - $800

44. Because of Earth’s much greater mass and inertia 3 rd law- - $800

45. 3 rd law- - $1000 If a bicycle and a massive truck have a head on collision, upon which vehicle is the greater impact force? Which vehicle undergoes the greater change in motion?

46. The forces are equal but the bicycle experiences a greater change in motion 3 rd law- - $1000

47. 1 kilogram time a meter per second squared is also equal to this unit potpourri- $200

48. Newton potpourri- - $200

49. The combination of all forces acting on an object potpourri- $400

50. Net force potpourri- - $400

51. the ratio of the force of kinetic friction to the normal force potpourri- - $600

52. Coefficient of kinetic friction potpourri- $600

53. A bowling ball and a baseball are both dropped from the top of a third floor apartment window, which will hit the ground first? Which has the greater force of gravity on it? potpourri- - $800

54. Both hit the ground at the same time but the Bowling ball has more force acting on it gravity

55. potpourri- - $1000 The force that opposes the movement of two surfaces that are in contact and are sliding over each other.

56. potpourri- - $1000 Kinetic friction

57. Final Jeopardy Category: The horse and his cart Make a Wager

58. Final Jeopardy A horse is pulling a cart along a path. How can the horse pull the cart if the forces between the two of them cancel out?

59. Final Jeopardy They will move if the force the horse pushes against the ground is greater than the force of friction

61. Thanks for Playing