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Author Question: Explain how melting glacial ice will result in a positive feedback mechanism for climate. What ... (Read 63 times)

Lobcity

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on: Jul 15, 2018
Explain how melting glacial ice will result in a positive feedback mechanism for climate.
 
  What will be an ideal response?

Question 2

The first primitive organisms on Earth came into existence approximately ________ years ago.
 
  A) 10,000
  B) 550 million
  C) 3.8 billion
  D) 4.6 billion


paavo

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Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: Warming temperatures will melt glacial ice, exposing more land. Land will absorb heat better than glacial ice, which reflects it. The ground is warmer and there is less ice to reflect solar radiation, so temperatures will warm, which will melt more ice and expose more land, and so on.

Answer to Question 2

Answer: C


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Lobcity

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Reply #2 on: Jul 15, 2018
Thank you


paavo

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Reply #3 on: Jul 15, 2018
No problemo


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