1. The Rules 5 minutes or all of the examples One person goes at a time, in order Classify the substance as element, compound, heterogeneous mixture or homogeneous mixture Player may pass I keep score Winning class gets a test bonus point

2. hydrogen

3. element

4. atmosphere

5. heterogeneous mixture

6. sugar

7. compound

8. pitcher of Kool-Aid

9. homogeneous mixture

10. silicon

11. element

12. entire sample of pellets from the lab last week

13. heterogeneous mixture

14. lithium

15. element

16. brass (alloy)

17. homogeneous mixture

18. ocean

19. heterogeneous mixture

20. salad

21. heterogeneous mixture

22. titanium

23. element

24. titanium alloy

25. homogeneous mixture

26. baby food (in a jar)

27. homogeneous mixture or heterogeneous mixture

28. sodium

29. element

30. salt

31. compound

32. saline solution for contact lenses

33. solution = homogeneous mixture

34. pizza

35. heterogeneous mixture

36. carbon

37. element

38. bromine

39. element

40. glass (silicon dioxide)

41. compound

42. aluminum

43. element

44. black coffee (brewed)

45. homogeneous mixture

46. graphite

47. element (form of carbon)

48. water

49. compound

50. gold

51. element

52. Lucky Charms

53. heterogeneous mixture

54. diamond

55. element (form of carbon)

56. sulfur

57. element

58. methane

59. compound

60. blood

61. homogeneous mixture

62. milk

63. homogeneous mixture

64. potassium

65. element

66. lithium chloride

67. compound

68. salad dressing

69. heterogeneous mixture

70. air in a SCUBA tank

71. homogeneous mixture

72. uranium

73. element

74. calcium carbonate (sea shells)

75. compound

76. bronze

77. homogeneous mixture

78. sucrose

79. compound

80. lead

81. element