1. Grade 9 Geography – Unit 2 – State of the World 350 DegreesEnergy Sources More Energy Sources Water 11111 22222 33333 44444 55555 Turning Down the Heat

2. The safe upper limit of CO 2 in Earth’s atmosphere

3. What is 350 parts per million (ppm)?

4. These carbon-based substances are burned to produce energy

5. What are coal, gas and oil?

6. 390 ppm

7. What is the 2009 level of CO 2 in Earth’s atmosphere?

8. Without these gases the Earth would be too cold for human life.

9. What are Greenhouse Gases?

10. The international campaign to seek solutions for Global Warming

11. What is 350 Degrees?

12. The liquid remains of dead plants and animals.

13. What are oil and gas?

14. Water flowing over a dam

15. What is Hydroelectricity?

16. Splitting of Atoms

17. What is Fission Nuclear Power?

18. These cells that collect and convert sunlight to energy are made of silicon.

19. What are Solar Cells OR Photovoltaic Cells?

20. Heat pumped from the ground to heat a space

21. What is Geothermal?

22. The number of years that a ton of Greenhouse Gas put into the atmosphere today lasts

23. What is 100 years?

24. This gas is the byproduct of decaying garbage

25. What is Methane (CH 4 )?

26. The number of pollution emissions released by a fuel cell car

27. What is ZERO?

28. The products of a fuel cell power generator

29. What are energy and water?

30. The type of pump that moves heated water or air from within the Earth to the surface, AND recirculates the cooler water and air back into the Earth.

31. What is an Earth Loop Heat Pump?

32. Combustion of waste.

33. What is Biomass Energy?

34. This natural movement of air turns turbines to produce energy.

35. What is WIND?

36. When waves move turbines to produce energy.

37. What is Tidal Power?

38. The use of crops as a fuel source.

39. What is Biofuel?

40. The type of nuclear energy that involves the joining of atoms.

41. What is Fusion?

42. The average temperature Lake Superior has risen since 1979.

43. What is 15 O C?

44. These prevent water from evaporating from Lake Superior in the winter

45. What is ice and snow?

46. A process by which there is a net accumulation of a chemical into an organism.

47. What is Bioconcentration?

48. The storage and buildup of chemicals within the natural tissues of one organism.

49. What is Bioaccumulate?

50. A food relationship in an ecosystem in which energy and nutrients are transferred through a series of organisms by each stage feeding on the preceding one and providing food for the succeeding stage.

51. What is a Food Chain?