Multiple Choice
What characteristic of Jupiter's moon Io makes it different from any other known satellite in the solar system?
A) It has geyser-like plumes of nitrogen gas.
B) It is volcanically active.
C) It has a permanent,dense atmosphere that totally obscures the solid surface.
D) Its surface shows uncratered,flooded regions (now frozen) and other signs of geologically recent activity involving water.
Correct Answer:
Verified
Correct Answer:
Verified
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