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Author Question: Why is Neptune denser than Saturn? A) It has a different composition than Saturn, including a ... (Read 76 times)

urbanoutfitters

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on: Jul 27, 2018
Why is Neptune denser than Saturn?
 
  A) It has a different composition than Saturn, including a higher proportion of hydrogen compounds and rocks.
  B) It has a greater proportion of hydrogen than Saturn.
  C) The extra mass of Neptune compresses its interior to a greater extent than that of Saturn.
  D) Its hydrogen is molecular, whereas Saturn's hydrogen is atomic.
  E) It is not denser than Saturn.

Question 2

If the distance between us and a star is doubled, with everything else remaining the same, the luminosity
 
  A) is decreased by a factor of four, and the apparent brightness is decreased by a factor of four.
  B) is decreased by a factor of two, and the apparent brightness is decreased by a factor of two.
  C) remains the same, but the apparent brightness is decreased by a factor of two.
  D) remains the same, but the apparent brightness is decreased by a factor of four.
  E) is decreased by a factor of four, but the apparent brightness remains the same.


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Cheesycrackers

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

A

Answer to Question 2

D


urbanoutfitters

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Reply 2 on: Jul 27, 2018
:D TYSM

nathang24

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Reply 3 on: Yesterday
Gracias!

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