2. Jeopardy Physical or Chemical? Density Minerals Metals, Non Metals And Metalloids Potpourri Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

3. $100 Question from H1 Two liquids are combined and a solid forms. The formation of the new substance shows evidence what kind of change?

4. $100 Answer from H1 Chemical change

5. $200 Question from H1 When you mix baking soda and vinegar bubbles form. Bubbles forming shows that a chemical reaction has occurred producing a _______________.

6. $200 Answer from H1 GAS

7. $300 Question from H1 During our lab we mixed glue, water and borax solution causing solid substance (Gooey Gack) to form in the cup. What caused the solid substance to appear? A. The liquids change states to a solid state. B. The glue evaporated, leaving behind solids C. The three liquids chemically reacted forming a new solid precipitate. D. The liquids did not mix because they had different properties.

8. $300 Answer from H1 C. The three liquids chemically reacted forming a new solid precipitate.

9. $400 Question from H1 When you burn a candle, which of the following provides the best evidence that a chemical change has taken place? a. The candle gets hotter a. The candle gets hotter b. The candle wick turns black. b. The candle wick turns black. c. The candle melts c. The candle melts d. The candle gets smaller d. The candle gets smaller

10. $400 Answer from H1 b. The candle wick turns black.

11. $500 Question from H1 Ice melting is an example of what kind of change?

12. $500 Answer from H1 Physical change

13. $100 Question from H2 What is the formula for density?

14. $100 Answer from H2 Don’t break my Heart Density=Mass/Volume D= M/V

15. $200 Question from H2 What are 2 things you must know to determine the density of an object? a. Volume and shape b. Length and height c. Mass and volume d. Weight

16. $200 Answer from H2 C. Mass and volume

17. $300 Question from H2 What is the density of an object that has a mass of 10 g and a volume of 5 cubic centimeters? Would this object sink or float in water?

18. $300 Answer from H2 2 grams per cubic centimeter This object would sink because it is more dense than water.

19. $400 Question from H2 Which liquid is more dense? A.  B.  C. 

20. $400 Answer from H2 C.  Is more dense

21. $500 Question from H2 What do you know about the density of the Diet Coke can floating compared to the regular Coke can at the bottom of the aquarium?

22. $500 Answer from H2 The Diet coke can floating is less dense than the regular Coke can at the bottom of the aquarium.

23. $100 Question from H3 A mineral that breaks along flat, even surfaces. A mineral that breaks along flat, even surfaces.

24. $100 Answer from H3 Cleavage

25. $200 Question from H3 List 3 properties used to identify minerals.

26. $200 Answer from H3 ColorLusterStreakHardnessFractureCleavage

27. $300 Question from H3 How do you test streak in minerals?

28. $300 Answer from H3 Scratch it across an unglazed tile

29. $400 Question from H3 The name of the scale used to tell the hardness of minerals is called _________________. a.Newton’s b.Archimedes’ c.Density d.Mohs

30. $400 Answer from H3 Mohs

31. $500 Question from H3

32. $500 Answer from H3 J. Calcite scratches gypsum

33. $100 Question from H4 Ductility and malleability are what kinds of properties of metals? Physical or chemical

34. $100 Answer from H4 Physical Properties of Metals

35. $200 Question from H4 Metals get hot when left outside on a hot summer day. What property of metals causes this?

36. $200 Answer from H4 Conductivity. Metals are good conductors of heat and electricity

37. $300 Question from H4 List 2 properties of nonmetals

38. $300 Answer from H4 Dull in appearance Poor conductors of heat and electricity Brittle (breaks easily) Not ductile or malleable Low density

39. $400 Question from H4 Where are metalloids located on the periodic table? a.Along the zig zag line b.Right side of the periodic table c.Left side of the periodic table d.Bottom of the periodic table

40. $400 Answer from H4 Along the zig zag line

41. $500 Question from H4 Which is a property of metals? A. They conduct electricity B. They conduct heat. C. They are ductile and malleable. D. All of the above

42. $500 Answer from H4 D. All of the above

43. $100 Question from H5 How many elements are in the following compound? NaCl

44. $100 Answer from H5 2 Na and Cl

45. $200 Question from H5 What are the most abundant elements in the Earth’s crust?

46. $200 Answer from H5 Oxygen 47% and Silicon 28% Total 75%

47. $300 Question from H5

48. $300 Answer from H5 H. The amount of oxygen present

49. $400 Question from H5

50. $400 Answer from H5 H. On top of the mercury

51. $500 Question from H5 Which of the following objects will float on water?

52. $500 Answer from H5 D.Object D fill float Mass= 60 Volume=65 60/65=.92 grams per cubic centimeter

53. Final Jeopardy A 13.5 g sample of rock has a volume of 5 cm3. The sample came from – A. Rock W B. Rock X C. Rock Y D. Rock Z

54. Final Jeopardy Answer c.Rock sample Y 2.7 grams per cubic centimeter.