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Author Question: Can our Sun ever become a nova? Why? What will be an ideal ... (Read 53 times)

student77

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Can our Sun ever become a nova? Why?
 
  What will be an ideal response?

Question 2

Under what circumstances will a nova occur?
 
  What will be an ideal response?



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tuwy

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Answer to Question 1

No, ours is a single star, with no close companion to supply fresh hydrogen via mass transfer onto the surface of our collapsed white dwarf Sun billions of years from now.

Answer to Question 2

When a white dwarf pulls mass off its companion in a mass-transfer binary. When this hydrogen shell reaches 10 million K, sudden proton-proton fusion generates the bright flash and rapidly expanding envelope we observe from Earth.




student77

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)


ecabral0

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Reply 3 on: Yesterday
Gracias!

 

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