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Author Question: Which moon has a thick atmosphere made mostly of nitrogen? A) Europa B) Titan C) Triton D) ... (Read 88 times)

rlane42

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on: Jul 27, 2018
Which moon has a thick atmosphere made mostly of nitrogen?
 
  A) Europa B) Titan C) Triton D) Ganymede

Question 2

Which of the following was the most important for maintaining the Earth's stable climate over the time it took for large organisms to evolve?
 
  A) sustained volcanic activity
  B) plate tectonics
  C) the Moon
  D) the cessation of the heavy bombardment phase
  E) underground sea vents


hramirez205

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Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

B


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