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Author Question: What causes Mercury's 3:2 spin-orbit resonance? A) the planet's closeness to the Sun B) the ... (Read 86 times)

elizabeth18

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on: Jul 27, 2018
What causes Mercury's 3:2 spin-orbit resonance?
 
  A) the planet's closeness to the Sun
  B) the planet's very eccentric orbit
  C) the planet's high density
  D) tidal torques operating on the planet
  E) All of the above are factors.

Question 2

Into how many constellations is the celestial sphere divided?
 
  A) 12
  B) 44
  C) 57
  D) 88
  E) 110


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Juro

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

E

Answer to Question 2

D


elizabeth18

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Reply 2 on: Jul 27, 2018
Excellent

Dnite

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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