1. 2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Al Gore & His Beard I’m a Lumberjack Connor & Greenhouse Gas Water World? How Big Is Your Footprint?

2. One cause of ______ may be deforestation.

3. Global Warming

5. D

6. When gas, oil, and coal are burned, __________ is added to the atmosphere.

7. Carbon Dioxide

8. Moderate temperatures are characteristics of _________________?

9. Temperate Zones

10. Seasons are caused by differences in daylight, temperatures, and weather patterns due to this.

11. The Tilt of the Earth as it revolves around the sun

12. Earth can be cooled greatly by ___________.

13. Volcanic Eruptions

14. If there are 24 consecutive hours of darkness, then it is ___________________?

15. Winter near a polar region

16. El Nino is a climate event that starts in the ______ and sets off changes in the atmosphere.

17. Tropical Pacific Ocean

18. Climate classification system divides regions according to _____, _______ & ______

19. Temperature Amount of Precipitation Types of Plants found there

20. Geological records indicate ____________.

21. At times in the past 2 million years, glaciers covered large parts of the Earth.

22. During El Nino, trade winds that blow east to west weaken and sometimes ___________.

23. Reverse

24. Changes in the shape of Earth’s orbit around the sun ________________.

25. May happen over 100,000 year cycle.

26. Climate is different from weather in that it ______________.

27. Changes less frequently

28. A gas that increases the greenhouse effect is _______________.

29. Carbon Dioxide

30. If there were no greenhouse effect, Earth’s surface would _________________?

31. Be too cool for life to exist

32. Earth’s atmosphere is warmed by the greenhouse effect because heat radiated from Earth’s surface is ________ by gasses in the atmosphere.

33. Absorbed

34. What region is in the center of the Earth?

35. Tropics

36. What region extends from 66.5 degrees north latitude to the North Pole?

37. Polar Zones

38. What region is sandwiched between the tropical zone and the polar zone?

39. Temperate Zone

40. Climate is the weather_________?

41. Of a region, averaged over a long period of time

42. The rays of the Sun strike Earth more directly ________?

43. At the Equator

44. Behavior in which animals greatly reduce activity in winter

45. Hibernation

46. Which zone receives the most solar radiation?

47. Tropics

48. Climatologists use a classification system developed in 1918 by __________.

49. Koppen

50. Which zone has the greatest change in the amount of daylight and darkness?

51. Polar Zones