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Author Question: In the Ptolemaic model of the solar system, Venus should exhibit which of the following phases? ... (Read 84 times)

penguins

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on: Jul 27, 2018
In the Ptolemaic model of the solar system, Venus should exhibit which of the following phases?
 
  A) crescent B) new C) full D) A and B E) B and C

Question 2

Why did Saturn's rings appear very different in 1995 and 2003?
 
  What will be an ideal response?


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ebe

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

D

Answer to Question 2

At equinox in 1995, the thin rings almost disappeared as seen from Earth. By solstice in 2003, the rings were tilted 27 degrees toward the Sun and more than doubled the planet's brightness.


penguins

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Reply 2 on: Jul 27, 2018
Gracias!

Mochi

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Reply 3 on: Yesterday
Excellent

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