What causes the seasons?

  The seasons change because the rotation of the earth and that the sun stays in one spot

and the seasons change because it also travels around the sun and there are four seasons 

because the sun goes on four different sides of the earth.

****The internets Answer****

The earth has different seasons because of the earth's tilt and the orbit around the sun

and when New Mexico is experiencing summer conditions the North like Ohio and Michigan or New York is experiencing winter and when the North is experiencing summer conditions the south should be experiencing winter climates but it is so hot in the  south that they should not 

experience any type of winter climates because there in the tropical region.