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Author Question: A solar mass star will evolve off the main sequence when A) it completely runs out of hydrogen. ... (Read 75 times)

stock

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A solar mass star will evolve off the main sequence when
 
  A) it completely runs out of hydrogen.
  B) it expels a planetary nebula to cool off and release radiation.
  C) it explodes as a violent nova.
  D) it builds up a core of inert helium.
  E) it loses all its neutrinos, so fusion must cease.

Question 2

Studies by the Global Oscillations Network Group, along with satellite observations, indicate:
 
  A) that the standard solar model requires substantial modification.
  B) that all stars show the same kind of vibrations that our Sun does.
  C) that there is an unknown energy transport mechanism in the Sun.
  D) that there is less convection in the Sun than predicted by the standard solar model.
  E) that the standard solar model accurately models the observed solar vibrations.



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mtmmmmmk

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Answer to Question 1

D

Answer to Question 2

E




stock

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Reply 2 on: Jul 27, 2018
Gracias!


aliotak

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

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