The seasons are caused by the differing periods of sunlight we receive as a result of the Earth s 23.5 degree tilt on its axis.
(The seasons; are caused; by the differing periods of sunlight) (the differing periods of sunlight; receive; as a result of the Earth s 23.5 degree tilt on its axis)
The seasons the differing periods of sunlight
are caused receive
by the differing periods of sunlight
as a result of the Earth s 23.5 degree tilt on its axis