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17 Matching questions

  1. Burning which of the following materials contributes carbon dioxide to Earth's atmosphere?
  2. Tree rings can be used ________.
  3. A surface's ________ is the amount of total radiation that it reflects.
  4. The climate system involves the exchanges of energy and moisture that occur among the ________ spheres.
  5. Explosive volcanic eruptions can act to ________ global temperatures.
  6. The increase in global temperature during the twentieth century was approximately ________.
  7. Some scientists believe that these huge magnetic storms are responsible for variations in temperature and precipitation.
  8. When atmospheric CO2 dissolves in seawater, it forms ________.
  9. Melting of permafrost will release ________ as a result of decomposing vegetation.
  10. Ozone is concentrated in the ________.
  11. A general term for particulate matter found in the atmosphere is ________.
  12. As you ascend in elevation within the troposphere, the air temperature decreases ________.
  13. Methane (CH4), nitrous oxide (N2O), and chlorofluorocarbons (CFCs) are considered ________ (greenhouse) gases.
  14. Global warming is likely to have a greater adverse effect on ________ regions.
  15. Sea level has risen between ________ over the last 100 years.
  16. Eccentricity, obliquity, and precession are considered to be causes of ________ climate change.
  17. Fifty percent of Earth's atmosphere is found below an altitude of ________.
  1. a 5.6 km
  2. b carbon dioxide and methane
  3. c trace
  4. d aerosols
  5. e albedo
  6. f lower
  7. g natural
  8. h 0.8°C
  9. i 10 and 23 cm
  10. j stratosphere
  11. k A, B, and C
  12. l carbonic acid
  13. m polar
  14. n five
  15. o A and B
  16. p 6.5 ºC/km
  17. q sunspots