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Author Question: The cosmic microwave background is A) the faint radiation that comes from the hydrogen atoms that ... (Read 81 times)

silviawilliams41

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on: Jul 29, 2018
The cosmic microwave background is
 
  A) the faint radiation that comes from the hydrogen atoms that fill the universe.
  B) the now-cooled radiation that was released by the big bang.
  C) caused by the world's microwave ovens.
  D) the faint glow from the most distant galaxies.
  E) the now-cooled X-ray radiation emitted by very distant supernova explosions.

Question 2

The power of American automobiles is usually rated in horsepower. What other units could be used?
 
  A) watts
  B) joules
  C) Calories
  D) None of the above.
  E) All of the above.


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jojobee318

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Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

A


silviawilliams41

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Reply #2 on: Jul 29, 2018
Thanks


jojobee318

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Reply #3 on: Jul 29, 2018
Welcome :)


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