3. Click on the 50:50 button to take away two possible choices. Remember, in the game you may only use the 50:50 button ONCE!

4. If playing IN SCHOOL, click to return to the question and poll the class

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

6.  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

7.  A. water pollution A. water pollution will decrease  C. there will not be enough C. there will not be enough water for reservoirs  B. the lakes & rivers B. the lakes & rivers will always be full  D. water pollution D. water pollution will increase If people use less water,

8. Back to Board  A. water pollution will decrease

9.  A. Fossil fuels can A. Fossil fuels can form  C. A renewable resource C. A renewable resource can be replaced  B. World pollution B. World pollution can end  D. All old trees D. All old trees can be replaced Which of these can happen in a reasonably short time?

10. Back to Board C. A renewable resource can be replaced

11.  A. is inexhaustible A. is inexhaustible  C. cannot be C. cannot be replaced  B. people use B. people use  D. reproduces and D. reproduces and replaces A resource is something

12. Back to Board B. People use

13.  A. Clean waste water before releasing A. Clean waste water before releasing it into rivers, lakes, and oceans  C. Increase the use C. Increase the use of fertilizer  B. Use only B. Use only clean water  D. Close down waste D. Close down waste water treatment plants Which of these is a way to lessen water pollution?

14. Back to Board A. Clean waste water before releasing it into rivers, lakes, and oceans

15.  A. a decrease in A. a decrease in air pollution  C. volcanic eruptions C. volcanic eruptions  B. lightning B. lightning  D. a great deal of D. a great deal of air pollution People’s activities cause

16. Back to Board D. A great deal of air pollution

17.  A. found mostly on the A. found mostly on the surface of the oceans C. the kind of water people can use for most purposes  B. is not found B. is not found in lakes  D. found only D. found only as groundwater Earth’s fresh water is

18. Back to Board C. the kind of water people can use for most purposes

19.  A. direct effects A. direct effects caused by acid rain  C. are serious outcomes C. are serious outcomes resulting from water pollution  B. can be caused by B. can be caused by air pollution  D. treated by D. treated by carbon monoxide Lung and eye problems

20. Back to Board B. Can be cause by air pollution

21.  A. dissolve in A. dissolve in limestone layers  C. become part of C. become part of the ozone layer  B. form fossil fuels B. form fossil fuels  D. give off D. give off carbon monoxide Over millions of years, the remains of living organisms may

22. Back to Board B. Fossil fuels

23.  A. ground snow A. ground snow  D. groundwater D. groundwater What is rain and melted snow stored underground called?  C. natural pollutants C. natural pollutants  B. acid rain B. acid rain

24. Back to Board D. Groundwater

25. Resources that can’t be replaced after they’re used  A. have A. have unlimited uses  C. are made C. are made from plastics  D. are resources that can D. are resources that can produce electrical energy  B. include minerals B. include minerals and many fuels

26. Back to Board B. Include minerals and many fuels

27.  A. All are correct A. All are correct Which of these things happen so the items that people want are produced?  C. factories make C. factories make products  B. farms grow crops B. farms grow crops  D. minerals D. minerals are mined

28. Back to Board A. All are correct

29.  B. forms most of the B. forms most of the Earth’s water supply People mostly can’t use salt water, which  A. flows primarily in A. flows primarily in underground rivers  C. is slowly C. is slowly evaporating  D. is 3% of the water D. is 3% of the water amount people need

30. Back to Board B. Forms most of Earth’s water supply

31.  C. conserve and protect C. conserve and protect our natural resources Reducing, reusing, and recycling are ways to  A. use more energy A. use more energy  B. increase our use B. increase our use of renewable resources  D. think carefully D. think carefully and choose wisely

32. Back to Board C. Conserve and protect our resources

33.  D. coal and D. coal and petroleum Which of the following are nonrenewable resources  A. sun and wind A. sun and wind  C. smoke and ash C. smoke and ash  B. rain and snow B. rain and snow

34. Back to Board D. Coal and petroleum

35.  A. bauxite used to A. bauxite used to produce aluminum Which of these are minerals?  B. smoke from a fire B. smoke from a fire  D. coal and petroleum D. coal and petroleum  C. collecting and reusing C. collecting and reusing aluminum items

36. A. Bauxite used to produce aluminum

37. Sorry, try again!

38. A. water pollution will decrease B. the lakes & rivers will always be full If people use less water,

39.  C. A renewable resource C. A renewable resource can be replaced  D. All old trees D. All old trees can be replaced Which of these can happen in a reasonably short time?

40.  C. cannot be C. cannot be replaced  B. people use B. people use A resource is something

41.  A. Clean waste water before releasing A. Clean waste water before releasing it into rivers, lakes, and oceans  D. Close down waste D. Close down waste water treatment plants Which of these is a way to lessen water pollution?

42.  B. lightning B. lightning  D. a great deal of D. a great deal of air pollution People’s activities cause

43.  A. found mostly on the A. found mostly on the surface of the oceans C. the kind of water people can use for most purposes Earth’s fresh water is

44.  A. direct effects A. direct effects caused by acid rain  B. can be caused by B. can be caused by air pollution Lung and eye problems

45.  C. Form fossil fuels C. Form fossil fuels B. become part of the ozone layer Over millions of years, the remains of living organisms may

46.  D. groundwater D. groundwater What is rain and melted snow stored underground called?  C. natural pollutants C. natural pollutants

47. Resources that can’t be replaced after they’re used  C. are made C. are made from plastics  B. include minerals B. include minerals and may fuels

48.  A. All are correct A. All are correct Which of these things happen so the items that people want are produced?  B. farms grow crops B. farms grow crops

49.  B. forms most of the B. forms most of the Earth’s water supply People mostly can’t use salt water, which  D. is 3% of the water D. is 3% of the water amount people need

50.  C. conserve and protect C. conserve and protect our natural resources Reducing, reusing, and recycling are ways to  D. think carefully D. think carefully and choose wisely

51.  D. coal and D. coal and petroleum Which of the following are nonrenewable resources  A. sun and wind A. sun and wind

52.  A. bauxite used to A. bauxite used to produce aluminum Which of these are minerals?  D. coal and petroleum D. coal and petroleum

53. Thanks for playing!