Multiple Choice
Why will Pluto never collide with Neptune,despite the fact that it often crossing Neptune's orbit?
A) 2:3 gravity resonance of Neptune with Pluto keeps the planets far apart.
B) The planets may someday collide,but a collision is not likely due to the large distances involved.
C) A near collision with Triton has thrown Pluto into a more distant orbit,far away from Neptune.
D) A 3:5 gravity resonance between Neptune and Jupiter keeps Neptune from getting near Pluto.
Correct Answer:

Verified
Correct Answer:
Verified
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