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Author Question: A star (no matter what its mass) spends most of its life A) as a main-sequence star. B) as a ... (Read 89 times)

clippers!

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on: Jul 27, 2018
A star (no matter what its mass) spends most of its life
 
  A) as a main-sequence star.
  B) as a T-Tauri variable star.
  C) as a planetary nebula.
  D) as a protostar.
  E) as a red giant or supergiant.

Question 2

When observing a quasar, we are probably looking at a stage of evolution in the very early universe.
 
  Indicate whether the statement is true or false


tsternbergh47

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

A

Answer to Question 2

TRUE


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