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Author Question: Although water vapor accounts for about 60 of the atmospheric greenhouse effect, it is the increase ... (Read 140 times)

kwoodring

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on: Jul 13, 2018
Although water vapor accounts for about 60 of the atmospheric greenhouse effect, it is the increase of ____ in the atmosphere that appears to be the main cause of global warming.
 A) carbon monoxide
  B) ozone
  C) carbon dioxide
  D) argon

Question 2

A tornado cloud that does not touch the ground is called a ____.
 A) funnel cloud
  B) wall cloud
  C) roll cloud
  D) mesocyclone


pami445

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Reply #1 on: Jul 13, 2018
Answer to Question 1

C

Answer to Question 2

A


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