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Author Question: The spiral arms are blue from the presence of Population ________ stars in them. Fill in the ... (Read 123 times)

student77

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on: Jul 27, 2018
The spiral arms are blue from the presence of Population ________ stars in them.
 
  Fill in the blank(s) with correct word

Question 2

Stable fusion reactions end when ________ builds in a high-mass star's core.
 
  Fill in the blank(s) with correct word


bigsis44

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

I

Answer to Question 2

iron


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