2. Created by Terri Street Copyright, 2000

3.  1,000,0001,000,000  500,000500,000  250,000250,000  125,000125,000  64,00064,000  32,00032,000  16,00016,000  8,0008,000  4,0004,000  2,0002,000  1,0001,000  500500  300300  200200  100100

4. Click to return to question, Cont-P to switch to the pen, cross out two incorrect answers, then Cont-A to switch back to pointer.

5. Click to return to the question and poll the class

6. Click on link to Ask Jeeves, or click on this oval to return to question and ask a friend

7.  A. Gold A. Gold  C. Iron C. Iron  B. Magnesium B. Magnesium  D. Aluminium D. Aluminium A metal which is found uncombined in the earths crust is?

8. Back to Board  A. Gold

9.  A. Bullion A. Bullion  C. Ores C. Ores  B. Nuggets B. Nuggets  D. Pebbles D. Pebbles Naturally occurring compounds of metals are?

10. Back to Board C. Ores

11.  A. Blast steam A. Blast steam  C. Blast stove C. Blast stove  B. Blast furnace B. Blast furnace  D. Sand blast D. Sand blast How do you remove iron form it’s ore?

12. Back to Board B. Blast furnace

13.  A. Sulphur A. Sulphur  C. Limestone C. Limestone  B. Coke B. Coke  D. Iron ore D. Iron ore Which of the following is not a raw material in a Blast furnace?

14. Back to Board A. Sulphur

15.  A. Bad Iron A. Bad Iron  C. Sludge C. Sludge  B. Clay B. Clay  D. Slag D. Slag What is the waste product of a blast furnace known as?

16. Back to Board D. Slag

17.  A. A plastic A. A plastic  C. A mixture of metals C. A mixture of metals  B. An Element B. An Element  D. A soap D. A soap An alloy is?

18. Back to Board C. A mixture of metals

19.  A. Prevents waste A. Prevents waste gases escaping  C. A lot of iron is C. A lot of iron is needed  B. Takes so long to B. Takes so long to heat to required temperature  D. It’s lined with D. It’s lined with firebrick Why do blast furnaces work every day & night, all year round?

20. Back to Board B. Takes so long to heat to required temperature

21.  A. Helps to take A. Helps to take oxygen away  C. Gets rid of impurities C. Gets rid of impurities within iron ore  B. Helps furnace reach B. Helps furnace reach the required temperature  D. Adds strength to D. Adds strength to the iron produced What is the purpose of limestone in a blast furnace?

22. Back to Board C. Gets rid of impurities within iron ore

23.  A. Oxygen A. Oxygen  D. Gas D. Gas Which of the following is not on the fire triangle?  C. Fuel C. Fuel  B. Heat B. Heat

24. Back to Board D. Gas

25. What type of reaction is burning?  A. Manufacturing A. Manufacturing  C. Reduction C. Reduction  D. Physical D. Physical  B. Chemical B. Chemical

26. Back to Board B. Chemical

27.  A. Oxides A. Oxides When a fuel burns it makes?  C. Oxygen C. Oxygen  B. Combustion B. Combustion  D. Carbon D. Carbon

28. Back to Board A. Oxides

29.  B. Carbon monoxide B. Carbon monoxide When carbon burns with very little oxygen it makes?  A. Carbon dioxide A. Carbon dioxide  C. Carbonates C. Carbonates  D. Carbonic oxide D. Carbonic oxide

30. Back to Board B. Carbon monoxide

31.  C. Hydrogen oxide C. Hydrogen oxide When hydrogen reacts with oxygen it makes?  A. Hydrogen A. Hydrogen carbonate  B. Calcium B. Calcium hydroxide  D. Hydrogen dioxide D. Hydrogen dioxide

32. Back to Board C. Hydrogen oxide

33.  D. Oxidation D. Oxidation What type of reaction is rusting?  A. Exothermic A. Exothermic  C. Reduction C. Reduction  B. Fermentation B. Fermentation

34. Back to Board D. Oxidation

35.  A. Greasing A. Greasing Which method of preventing rusting would you use to protect a lawnmower in winter?  B. Painting B. Painting  D. Plastic coating D. Plastic coating  C. Plating C. Plating

36. A. Greasing

37.  A. Oxygen + water A. Oxygen + water What two things are needed for iron to rust?  B. Oxygen + salt B. Oxygen + salt  D. Water + calcium D. Water + calcium  C. Water + salt C. Water + salt

38. A. Oxygen + water

39.  D. Iron oxide D. Iron oxide What is the chemical name for rust?  A. Anhydrous dioxide A. Anhydrous dioxide  C. Iron dioxide C. Iron dioxide  B. Anhydrous oxide B. Anhydrous oxide

40. D. Iron oxide

41.  C. Hydrogen C. Hydrogen When a metal reacts with acid, what gas is produced?  A. Oxygen A. Oxygen  B. Carbon dioxide B. Carbon dioxide  D. Nitrogen D. Nitrogen

42. C. Hydrogen

43.  B. Burns with a pop B. Burns with a pop What is the test for Hydrogen gas?  A. Turns limewater milky A. Turns limewater milky  C. Relights a splint C. Relights a splint  D. It puts out a flame D. It puts out a flame

44. B. Burns with a pop!

45.  B. Carbon dioxide B. Carbon dioxide Which gas is best for putting out fires?  A. Oxygen A. Oxygen  C. Hydrogen C. Hydrogen  D. sulphur D. sulphur

46. B. Carbon dioxide

47.  D. Chemical - Electrical D. Chemical - Electrical What is the energy change in a battery?  A. Light-Heat A. Light-Heat  C. Heat - Chemical C. Heat - Chemical  B. Sound - electrical B. Sound - electrical

48. D. Chemical - Electrical

49.  A. Salt A. Salt When a metal reacts with an acid, what is made?  B. Oxygen B. Oxygen  D. Dilute acid D. Dilute acid  C. Carbon dioxide C. Carbon dioxide

50. A. Salt

51.  C. sodium C. sodium Which metal is most reactive?  A. Silver A. Silver  B. aluminium B. aluminium  D. gold D. gold

52. C. Sodium

53.  B. Easily bent B. Easily bent Malleable means?  A. Strong A. Strong  C. Easily dissolved C. Easily dissolved  D. Easily burned D. Easily burned

54. B. Easily bent

55.  D. Soapless detergent D. Soapless detergent To get a lather with hard water we would use:  A. Soap A. Soap  C. Scum C. Scum  B. Shampoo B. Shampoo

56. D. Soapless detergent

57.  C. Extra chemicals C. Extra chemicals Hard water contains:  A. Sludge A. Sludge  B. nothing B. nothing  D. metals D. metals

58. C. Extra chemicals

59.  B. nuclear B. nuclear Which of the following is not a fossil fuel?  A. Coal A. Coal  C. oil C. oil  D. natural gas D. natural gas

60. B. Nuclear

61.  A. Wind A. Wind Which of the following is a renewable fuel?  B. Coal B. Coal  D. Peat D. Peat  C. Oil C. Oil

62. A. Wind

63.  D. Fractional distillation D. Fractional distillation How is crude oil split up into it’s different compounds?:  A. Fractional cooling A. Fractional cooling  C. Filtration C. Filtration  B. Fractional burning B. Fractional burning

64. D. Fractional distillation

65.  C. Carbon dioxide C. Carbon dioxide What gas is mainly responsible for The Greenhouse effect:  A. Nitrogen A. Nitrogen  B. Hydrogen B. Hydrogen  D. Oxygen D. Oxygen

66. C. Carbon dioxide

67. Sorry, try again!

68. Thanks for playing!