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Author Question: How could the distance measurements based on white dwarf supernovae be independently validated (or ... (Read 40 times)

leilurhhh

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on: Jul 27, 2018
How could the distance measurements based on white dwarf supernovae be independently validated (or invalidated)?
 
  What will be an ideal response?

Question 2

One energy source for brown dwarfs is:
 
  A) hydrogen fusing to helium.
  B) helium fusing to carbon.
  C) iron core collapse.
  D) helium-3 fusing to helium-4.
  E) deuterium fusing to helium-3.


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Jody Vaughn

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

By observing the presence and size of secondary shells of galaxies.

Answer to Question 2

E


leilurhhh

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

diana chang

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Reply 3 on: Yesterday
Wow, this really help

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