Multiple Choice
In 2004,the bottoms of Saturn's ring were visible from Earth.In 2019,what will an Earth-based observer see?
A) The rings will be edge-on and thus not visible.
B) The bottoms will again be visible.
C) The tops of the rings will be visible.
D) It is not possible to predict this so far in advance.
Correct Answer:

Verified
Correct Answer:
Verified
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