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Author Question: Astronomers conclude that quasars must come from the earliest phases of the Universe because they ... (Read 32 times)

a0266361136

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on: Jul 27, 2018
Astronomers conclude that quasars must come from the earliest phases of the Universe because they ____.
 
  a. have supermassive black holes
  b. are colliding with other galaxies
  c. create jets
 d. have large redshifted spectra
 e. have a fluctuating luminosity

Question 2

An object that is a perfect absorber and emitter of radiation is called a(n) _______________.
 
  Fill in the blank(s) with correct word


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kaykay69

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

d

Answer to Question 2

blackbody
black body


a0266361136

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

fatboyy09

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

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