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Author Question: Earthquakes and volcanoes are both phenomena produced by the: A) atmosphere. B) hydrosphere. C) ... (Read 25 times)

jrubin

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Earthquakes and volcanoes are both phenomena produced by the:
 
  A) atmosphere. B) hydrosphere. C) biosphere. D) geosphere.

Question 2

The amount of water vapor in the air (by volume) usually does not exceed:
 
  A) 100 percent. B) 28 percent. C) 40 percent. D) 14 percent. E) 4 percent.



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polinasid

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Answer to Question 1

D

Answer to Question 2

E




jrubin

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Reply 2 on: Jul 14, 2018
Excellent


kswal303

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Reply 3 on: Yesterday
Gracias!

 

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