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Author Question: What is meant by a cosmological distance? What will be an ideal ... (Read 15 times)

Garrulous

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on: Jul 27, 2018
What is meant by a cosmological distance?
 
  What will be an ideal response?

Question 2

What is true of a blackbody?
 
  A) If its temperature doubled, the peak in its radiation curve would be doubled in wavelength.
  B) Its energy peaks at the wavelength determined by its temperature.
  C) It has a complete absence of thermal energy.
  D) Its energy is not a continuum.
  E) It appears black to us, regardless of its temperature.


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brbarasa

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

A distance on the scale of the universe. An object at this distance will show an extremely large redshift.

Answer to Question 2

B


Garrulous

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

jomama

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Reply 3 on: Yesterday
Gracias!

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