X1016060090-00416-84081</DOCNO> Seasonal changes in sunlight happen because the Earth's axis of daily rotation is fixed in space and remains tilted at 23.5 degrees as the Earth circles the Sun annually.
(X1016060090-00416-84081</DOCNO> Seasonal changes in sunlight; happen; because the Earth's axis of daily rotation is fixed in space and remains tilted at 23.5 degrees) (the Earth's axis of daily rotation; is fixed; L:in space) (the Earth's axis of daily rotation; remains; tilted at 23.5 degrees; T:as the Earth circles the Sun annually) (the Earth's axis of daily rotation; tilted; at 23.5 degrees; T:as the Earth circles the Sun annually) (the Earth; circles; T:annually)
X1016060090-00416-84081</DOCNO> Seasonal changes in sunlight the Earth's axis of daily rotation the Earth's axis of daily rotation the Earth's axis of daily rotation the Earth
happen is fixed remains tilted circles
because the Earth's axis of daily rotation is fixed in space and remains tilted at 23.5 degrees
L:in space
tilted at 23.5 degrees T:as the Earth circles the Sun annually
at 23.5 degrees T:as the Earth circles the Sun annually
T:annually