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Author Question: O and B stars are examples of ________________ that are used to outline the arms in a galaxy like ... (Read 29 times)

brutforce

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on: Jul 27, 2018
O and B stars are examples of ________________ that are used to outline the arms in a galaxy like the Milky Way galaxy.
 
  Fill in the blank(s) with correct word

Question 2

The hottest star in the Orion Nebula ____________hydroge n gas and makes it _____________.
 
  a. ionizes; glow
  b. neutralizse; glow
  c. ionizes; swallow the star


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Joy Chen

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

spiral tracers

Answer to Question 2

a


brutforce

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Joy Chen

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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