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Author Question: About 90 of the star's total life is spent on the main sequence. Indicate whether the statement ... (Read 473 times)

londonang

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About 90 of the star's total life is spent on the main sequence.
 
  Indicate whether the statement is true or false

Question 2

Which is more common: a star blows up as a supernova, or a star forms a planetary nebula/white dwarf system?
 
  A) Supernovae are more common. B) Planetary nebula formation is more common.
  C) They both occur in about equal numbers. D) It is impossible to say.



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Hdosisshsbshs

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Answer to Question 1

TRUE

Answer to Question 2

B



londonang

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Both answers were spot on, thank you once again




 

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