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Author Question: The North Star has very little apparent rotation in the night sky because A) it lies directly ... (Read 61 times)

jerry coleman

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on: Jul 29, 2018
The North Star has very little apparent rotation in the night sky because
 
  A) it lies directly above the Earth's axis of spin.
  B) it rotates in the same relative orbit as Earth.
  C) its rate of spin directly matches Earth's.
  D) the Oort cloud distorts the view of the naked eye.

Question 2

The surface of Comet 67P/CG as detected by the Rosetta mission is best described as
 
  A) smooth with parallel striations.
  B) smooth with many hilly areas.
  C) rough with cracks and crevices.
  D) rough with many craters.


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xMRAZ

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

Answer: A

Answer to Question 2

Answer: C


jerry coleman

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Reply 2 on: Jul 29, 2018
Excellent

atrochim

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Reply 3 on: Yesterday
Wow, this really help

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