As the earth spins on its axis, producing night and day, it also moves about the sun in an elliptical (elongated circle) orbit that requires about 365 1/4 days to complete. The earth's spin axis is tilted with respect to its orbital plane. This is what causes the seasons. Link BroPouliot is idiot!

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   trazom

   4 years ago

   ReplyTo:   deafatheist