1. Science project By: Joe Brinckwirth and Shannon Swiney

2. ? # 1 _______is the state of matter in which a material has a definite volume but not a definite shape.

3. Answer # 1 _______is the state of matter in which a material has a definite volume but not a definite shape. Answer: Liquid

4. ? # 2 _______ is the state of matter in which materials have a definite shape and a definite volume.

5. Answer # 2 _______ is the state of matter in which materials have a definite shape and a definite volume. Answer: Solid

6. ? # 3 What is the state of matter in which a material has neither a definite shape nor a definite volume?

7. Answer # 3 What is the state of matter in which a material has neither a definite shape nor a definite volume? Answer: Gas

8. ? # 4 The energy an object has due to its motion is known as_______.

9. Answer # 4 The energy an object has due to its motion is known as_______. Answer: Kinetic Energy

10. ? # 5 What is a reversible physical change that occurs when a substance changes from one state of matter to another?

11. Answer # 5 What is a reversible physical change that occurs when a substance changes from one state of matter to another? Answer: Phase Change

12. ? # 6 __________ is a description of a change in which a system absorbs energy from its surroundings.

13. Answer # 6 __________ is a description of a change in which a system absorbs energy from its surroundings. Answer: Endothermic

14. ? # 7 The phase change in which a substance changes from a solid to a gas or a vapor without changing into a liquid first is known as__________.

15. Answer # 7 The phase change in which a substance changes from a solid to a gas or a vapor without changing into a liquid first is known as__________. Answer: Sublimation

16. ? # 8 The phase change in which a gas or vapor changes directly into a solid without first changing into a liquid is __________.

17. Answer # 8 The phase change in which a gas or vapor changes directly into a solid without first changing into a liquid is __________. Answer: Deposition

18. ? # 9 What is the description of a change in which a system releases energy to its surroundings?

19. Answer # 9 What is the description of a change in which a system releases energy to its surroundings? Answer: Exothermic

20. ? # 10 What is the temperature of 0 Kelvin's?

21. Answer # 10 What is the temperature of 0 Kelvin's? Answer: Absolute Zero

22. Pic ? # 1 What does this graph represent? The energy a substance must absorb in order to change from a solid to a liquid.

23. Answer # 1 Heat of Fusion!

24. Pic ? # 2 What does this picture represent? The process that changes a substance from a liquid to a gas at temperatures below the substances boiling point.

25. Answer # 2 Evaporation!

26. Pic ? # 3 This picture represents what? A phase change in which a substance changes from a liquid into a gas.

27. Answer # 3 Vaporization!!!!!!

28. Pic ? # 4 What does this graph represent?

29. Answer # 4 Heat of Vaporization.

30. Pic ? # 5 This picture represents what?

31. Answer # 5 Vapor Pressure!

32. Pic ? # 6 What does this represent?

33. Answer # 6 Condensation!

34. Pic ? # 7 This graph represents what?

35. Answer # 7 Boyles Law!

36. Pic ? # 8 This Graph is an example of__________.

37. Answer # 8 Charles Law!

38. Pic ? # 9 This device cooks by using_________.

39. Answer # 9 Pressure!

40. Pic ? # 10 The gas molecules represent what theory?

41. Answer # 10 Kinetic Theory!

42. The _____ of matter says that all particles of matter are in constant motion. A.) Kinetic Theory B.) Kinetic Energy C.) Solid D.) Phase Changes

43. A.) Kinetic Theory

44. What is not a factor that effects the pressure of an enclosed gas? A.) Gas B.) Matter C.) Temperature D.) Number of its particles

45. B.) Matter

46. Reducing the ______ of a gas increases its pressure if the temperature of the gas and the number of the particles are constant. A.) Pressure B.) Temperature C.) Volume D.) Number of Particles

47. C.) Volume

48. Which law does this expression belong to: A.) Kinetic Theory B.) Boyles Law C.) Absolute Zero D.) Charle’s Law

50. The _______ of a substance does not change during a phase change. A.) Pressure B.) Temperature C) Particles D.) Number of Gases

51. B.) Temperature

52. What is an example of exothermic? A.) Freezing B.) Heating C.) Boiling D.) Evaporation

53. A.) Freezing

54. What is Heat of Fusion? A.) The phase change in a substance changes from a liquid into a gas. B.) The Energy a substance must absorb in order to change for a solid to a liquid. C.) Melting of ice. D.) An object freezing.

55. B.) The Energy a substance must absorb in order to change for a solid to a liquid.

56. Gases will expand and fill up the _________ of an object. A.) Opening B.) Solid C.) Shape D.) Weight

57. C.) Shape

58. What is the motion of gas particles? A.) Slow, more consistent in motion. B.) More consistent, random motion C.) Random motion, not consistent. D.) Even motion

59. B.) More consistent, random motion

60. Increasing the number of ________ will increase the pressure of gas if the temperature and volume are constant. A.) Molecules B.) Gases C.) Liquids D.) Particles