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Author Question: Which statement about accretion disks is not true? A) The gas in the inner parts of the disk ... (Read 40 times)

penza

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on: Jul 27, 2018
Which statement about accretion disks is not true?
 
  A) The gas in the inner parts of the disk travels faster than the gas in the outer parts of the disk.
  B) The gas in the inner parts of the disk is hotter than the gas in the outer parts of the disk.
  C) The primary factor determining whether a white dwarf has an accretion disk is the white dwarf's mass.
  D) Accretion disks are made primarily of hydrogen and helium gas.

Question 2

The overall result of the proton-proton chain is
 
  A) 6 H becomes 1 He + energy.
  B) p + p becomes 2H + energy.
  C) 4 H becomes 1 He + energy.
  D) Individual protons are joined into long chains of protons.


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smrtceo

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

C

Answer to Question 2

C


penza

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

parshano

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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