Multiple Choice
How long will it take for precession to move the Earth's spin axis to a position perpendicular to the ecliptic plane?
A) no time at all because the axis is in this position now
B) a very long or even infinite time because it is very unlikely to happen
C) 13,000 years
D) 26,000 years
Correct Answer:
Verified
Correct Answer:
Verified
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