We know also that the rotation of the earth is what determines the length of the day.
(We; know also; that the rotation of the earth is what determines the length of the day) Context(We know also,List([0, 12))):(the rotation of the earth; is; what determines the length of the day)
We know also,List([0, 12))
We the rotation of the earth
know also is
that the rotation of the earth is what determines the length of the day
what determines the length of the day