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Author Question: Which two gases make up the majority of the atmosphere? A) Oxygen and Carbon Dioxide B) Neon and ... (Read 43 times)

AEWBW

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Which two gases make up the majority of the atmosphere?
 
  A) Oxygen and Carbon Dioxide
  B) Neon and Methane
  C) Hydrogen and Helium
  D) Nitrogen and Oxygen

Question 2

Which of the following can be used as a marine paleothermometer?
 
  A) Tree rings
  B) Pollen
  C) Coral
  D) Aerosols



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briezy

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: C




AEWBW

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Reply 2 on: Jul 15, 2018
Gracias!


xthemafja

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Reply 3 on: Yesterday
Wow, this really help

 

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