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Author Question: If the redshifts of quasars arise from the expansion of the universe yet they have brighter ... (Read 37 times)

Mr. Wonderful

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on: Jul 27, 2018
If the redshifts of quasars arise from the expansion of the universe yet they have brighter magnitudes than galaxies with the same redshifts, the quasar must
 
  a. be very small.
  b. be within the Local Group.
  c. be a single star with an extremely large mass.
  d. be moving toward Earth with a large radial velocity.
  e. emit a very large amount of energy per second.

Question 2

_________ is a form of electromagnetic radiation produced by rapidly moving electrons spiraling through magnetic fields.
 
  a. Lagrangian radiation
  b. Accretion
  c. Ultraviolet radiation
  d. Synchrotron radiation
  e. Infrared radiation


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diesoon

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

e

Answer to Question 2

d


Mr. Wonderful

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Reply 2 on: Jul 27, 2018
Excellent

isabelt_18

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

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