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      to turn around in a circle; to spin


Earth rotates on its axis once a day.

The second hand on the clock rotates faster than the other hands.


Related Links:
Watch Jupiter Rotate  

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Flash animation of Earth rotating
Earth takes about 24 hours to rotate on its axis, which is why a day is 24 hours long.
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Page Last Updated: October 9th, 2014
Page Editor: Sandra May