Tuesday, September 21, 2010

#31 What causes four seasons?

The Earth Has Four Seasons, but What Causes Them?
Please write down what you think below without referring to any information.
Posted by cctai@etsu at 2:17 PM

1 comment:

  1. trenton puckettSeptember 21, 2010 at 5:18 PM

    As the earth rotates, the natural tilt of the earth leans one side closer to the sun than the other, producing a diffrence in tempiture and the amount of light receved from the sun, prodcuing diffrent seasons.

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