1. Chapter 3 The Rock and Fossil Record Z A P !

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3. Speed in a given direction is known as Velocity Return

4. STEAL ONE! 4 Return

5. This is the unit for force Newton Return

6. STEAL TWO! 6 Return

7. MOTION An objects change in position over time is known as Return

8. The rate at which velocity changes over time is known as: Acceleration Return

9. Combination of all the forces acting on an object Net Force 9 Return

10. LOSE A TURN 10 Return

11. 11 Return This the distance an object travels divided by the time it takes to travel that distance. Speed

12. A push or pull Force Return

13. ? 13 Return ZAP!

14. This is the difference between balanced and unbalanced forces. Return Balanced – 0N (not moving) Unbalanced >0N (moving)

15. Force that opposes motion ___FRICTION_____ Return

16. GIVE ONE!!! 16 Return

17. What is kinetic friction? Friction in motion Return

18. Gravitational force depends on these 2 things: Mass and Distance Return

19. Choose one player that’s NOT on your team and put him or her ON your team!! 19 Return

20. These are the 4 types of friction : Rolling, Sliding Static, Fluid Return

21. What are 3 things you could use to reduce the amount of friction? Lubricants, rolling, smooth surface Return

22. STEAL THREE! 22 Return

23. When does the gravity between 2 objects increase? Increase mass or decrease distance Return

24. STEAL ONE! 24 Return

25. When does static friction occur? When a force is applied but there is no motion Return

26. This is known as the force of attraction between objects due to their masses. Gravity Return

27. GIVE ONE!!! 27 Return

28. What is the measure of the gravitational force on an object? Weight Return

29. GIVE ONE!!! 29 Return

30. How are mass and weight different? (3 ways) Units Tool Location Return

31. Choose one player that’s NOT on your team and put him or her ON your team!! 31 Return

32. The acceleration due to gravity is equal to this variable. 9.8 m/s 2 Return

33. GIVE ONE!!! 33 Return

34. This is produced by the vibrations of electrically charged particles. Return Light Energy

35. Return This is the energy that comes from changes in the nucleus of an atom Nuclear

36. GIVE ONE!!! 36 Return

37. This is when an objects air resistance is equal to its force of gravity. Terminal Velocity Return

38. GIVE TWO!!! 38 Return

39. This person believed that the rate at which an object falls does not depend on its mass. Galileo Return

40. LOSE A TURN 40 Return

41. These are the 2 motions involved in projectile motion. Horizontal and Vertical

42. Why do you have to aim above the target when playing darts? In projectile motion, gravity will pull the object down. Return

43. STEAL ONE! 43 Return

44. This is when free fall occurs. Only the force of gravity is acting on an object.

45. In projectile motion, this motion is constant. Horizontal Return

46. STEAL TWO! 46 Return

47. TRUE Orbiting objects are in free fall? True or false? Return

48. GIVE ONE!!! 48 Return

49. In projectile motion, why does the object increase vertically? Force of gravity Return

50. Acceleration due to gravity on Earth is __9.8 m/s2______ Return

51. GIVE ONE!!! 51 Return

52. _____kinetic energy___ is the energy of all motion. Return

53. STEAL ONE! 53 Return

54. ? 54 Return ZAP!

55. ______Galileo_____________ argued with Aristotle's theory of gravity. Return

56. ? 56 Return ZAP!

57. Return ZAP!

58. Acceleration depends on force and __mass____ Return

59. _________Mechanical Energy__is the total of potential and kinetic energy. 59 Return

60. LOSE A TURN 60 Return

61. As the speed of falling object ________increases__________ the air resistance increases. Return

62. STEAL TWO! 62 Return

63. ________ENERGY______ is the ability to do work. Return

64. Intrusions are younger than the layers they cut across Air resistance depends on shape, size, and _____speed______________ 64 Return

65. ? 65 Return ZAP!

66. The formula for Kinetic Energy is KE= mv 2 /2 66 Return

67. This is the constant velocity of a falling object when the force of air resistance is equal to the force of gravity. Terminal velocity 67 Return

68. Free fall can only occur Space or vacuum ?? 68 Return

69. GIVE ONE!!! 69 Return

70. Plants change _____energy into chemical energy. Light 70 Return

71. LOSE A TURN 71 Return

72. ?? 72 Return Momentum is mass x _velocity_

73. ? 73 Return ZAP!

74. The formula for gravitational potential energy is GPE= weight x height OR GPE = m x g x h ?? 74 Return

75. 75 Return In photosynthesis ___________ energy is used to make new substances. Light ??

76. ? 76 Return ZAP!

77. In _____FISSION______ an atom is split into two smaller nuclei. Return

78. STEAL ONE! 78 Return

79. When you wind an elastic band on a toy airplane it has ______________ energy. Elastic Potential energy ?? 79 Return

80. Centripetal force is an unbalanced force that causes objects to travel in a circular path Return

81. STEAL TWO! 81 Return

82. ______________ is the curved path an object follows when thrown near the surface of Earth. Projectile Motion ?? 82 Return

83. LOSE A TURN 83 Return

84. The ____________________ states that any time objects collide, the total amount of momentum stays the same. The law of conservation of momentum ?? 84 Return

85. _____________ is the resistance of an object to move. Inertia Return

86. STEAL ONE! 86 Return

87. Pushing off the wall of a swimming pool will propel you backwards, this is an example of Newton’s ____________ Law 3rd ?? 87 Return

88. GIVE ONE!!! 88 Return

89. Whenever one force exerts a force on a second object, the second object exerts an equal and ________opposite________ force on the first. 89 Return

90. Choose one player that’s NOT on your team and put him or her ON your team!! 90 Return

91. 91 Return ?? This is a change from one energy form to another Energy Conversion

92. LOSE A TURN 92 Return

93. A moving car has ___kinetic_________ energy. 93 Return

94. STEAL ONE! 94 Return

95. An example of mechanical energy is a roller coaster, etc ?? 95 Return

96. LOSE A TURN 96 Return

97. Your body uses chemical energy in food to make ______potential_______ energy. Return

98. 98 Return Objects fall to Earth at the same rate because the ______________ is the same for all objects. Acceleration due to gravity

99. __Thermal Energy__ is all the energy due to random motion of particles that make up an object. Return

100. __Chemical__ is the energy of a compound that changes as its atoms are rearranged. Return

101. ___Electrical__ is the energy of moving electrons. Return

102. ___sound energy_ is caused by an objects vibrations. Return