Author Question: What percentage of the solar nebula's mass consisted of rocky material? A) 0 percent B) 0.4 ... (Read 61 times)

ishan

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What percentage of the solar nebula's mass consisted of rocky material?
 
  A) 0 percent
  B) 0.4 percent
  C) 2 percent
  D) 20 percent
  E) 80 percent

Question 2

What percentage of the solar nebula's mass consisted of hydrogen and helium gases?
 
  A) 0.5 percent
  B) 5 percent
  C) 50 percent
  D) 98 percent
  E) 100 percent



Kimmy

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Answer to Question 1

B

Answer to Question 2

D



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