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Author Question: The brightest stars in a young open cluster will be: A) massive blue stars at the top left on the ... (Read 73 times)

yoroshambo

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on: Jul 27, 2018
The brightest stars in a young open cluster will be:
 
  A) massive blue stars at the top left on the H-R diagram.
  B) red T-tauri stars still heading for the main sequence.
  C) red giants that are fusing helium into carbon.
  D) yellow giants like our Sun, but much larger.
  E) the core stars of planetary nebulae.

Question 2

M-87, the giant elliptical at the heart of the Virgo Supercluster, shows a(n) ________ extending outward from its core, moving at relativistic velocities.
 
  Fill in the blank(s) with correct word


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skipfourms123

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

A

Answer to Question 2

jet


yoroshambo

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Reply #2 on: Jul 27, 2018
Thanks


skipfourms123

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Reply #3 on: Jul 27, 2018
Welcome :)


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