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Author Question: Over the past approximately 100 years, it appears that average global temperatures have ____. A) ... (Read 136 times)

jenna1

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on: Jul 13, 2018
Over the past approximately 100 years, it appears that average global temperatures have ____.
 A) increased slightly
  B) fluctuated widely but shown no overall change
  C) decreased slightly
  D) remained constant

Question 2

The atmospheric greenhouse effect is due primarily to the fact that ___.
 A) oxygen and ozone absorb ultraviolet radiation
  B) nitrogen and oxygen transmit visible radiation
  C) cloud formation releases latent heat energy
  D) carbon dioxide and water vapor absorb infrared radiation


cegalasso

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

A

Answer to Question 2

D


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