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Author Question: Eclipsing binaries are the most useful, giving us sizes as well as masses of the pair. Indicate ... (Read 52 times)

RYAN BANYAN

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on: Jul 27, 2018
Eclipsing binaries are the most useful, giving us sizes as well as masses of the pair.
 
  Indicate whether the statement is true or false

Question 2

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


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JYan

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

TRUE

Answer to Question 2

B


RYAN BANYAN

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Reply 2 on: Jul 27, 2018
:D TYSM

nguyenhoanhat

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Reply 3 on: Yesterday
Gracias!

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