What phenomenon causes the apparent movement of stars around the North Star?
Category: Knowledge · Difficulty: hard
Hint: It's related to the tilt of the Earth's axis.
Answer
Axial precession
Explanation
Axial precession refers to the gradual shift in the orientation of Earth's axis, causing the stars to appear to move.
This is a hard knowledge riddle — a tricky one that takes a little thought. The answer is Axial precession.
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