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Author Question: The radio lobes that are on each side of some radio galaxies and jets from them produce mainly a. ... (Read 49 times)

rosent76

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The radio lobes that are on each side of some radio galaxies and jets from them produce mainly
 
  a. 21-cm radiation.
  b. synchrotron radiation.
  c. black body radiation.
  d. emission lies due to hydrogen.
  e. absorption lines due to hydrogen.

Question 2

Stars within a cluster that are at the turnoff point
 
  a. have life expectancies that are equal to the age of the cluster.
  b. are stars that are just becoming white dwarfs.
  c. are stars that are just entering the main sequence portion of their evolution.
  d. are stars that are about to supernova.
  e. are stars that are generally spectral type G stars.



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Cheesycrackers

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Answer to Question 1

b

Answer to Question 2

a




rosent76

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Reply 2 on: Jul 27, 2018
:D TYSM


ecabral0

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Reply 3 on: Yesterday
Excellent

 

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