Author Question: What is the quaternary period? A) the period when Earth began. B) the last geologic era. C) ... (Read 72 times)

SGallaher96

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What is the quaternary period?
 
  A) the period when Earth began.
  B) the last geologic era.
  C) the first geologic era.
  D) the present geologic era.

Question 2

Which of the following is not a way to add carbon dioxide to the atmosphere?
 
  A) burning fossil fuels.
  B) cooling of the oceans.
  C) warming of the oceans.
  D) land clearing for agriculture.



abctaiwan

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: B



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