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Author Question: About 50 years after Uranus was discovered: A) its rings were discovered. B) the retrograde ... (Read 52 times)

amal

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on: Jul 27, 2018
About 50 years after Uranus was discovered:
 
  A) its rings were discovered.
  B) the retrograde motion of its orbit was observed.
  C) its orbit was too far off of its predicted path to be explained by observational errors.
  D) it was discovered that it had more natural satellites than any other planet.
  E) it was discovered that its atmosphere was featureless.

Question 2

The most distant stars we can measure stellar parallax for are approximately
 
  A) 50 parsecs away.
  B) 500 parsecs away.
  C) 5,000 parsecs away.
  D) halfway across the Milky Way Galaxy.
  E) in the Andromeda Galaxy.


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BUTTHOL369

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

C

Answer to Question 2

B


amal

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Reply 2 on: Jul 27, 2018
Gracias!

laurnthompson

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Reply 3 on: Yesterday
Excellent

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