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Author Question: Active galactic nuclei were first found through observations in the ____ wavelength band. a. ... (Read 52 times)

Sufayan.ah

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on: Jul 27, 2018
Active galactic nuclei were first found through observations in the ____ wavelength band.
 
  a. visible
 b. infrared
 c. X-ray
 d. radio
 e. ultraviolet

Question 2

Blackbody radiation is caused by an object's ____.
 
  a. chemical structure
  b. binding energy
 c. excitation level
 d. absolute zero
 e. thermal agitation


blakeserpa

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

d

Answer to Question 2

e


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