The axis tends to point in the same direction, but as the earth orbits the sun, the north pole and then the south pole are alternately tilted toward the sun bringing summer to that hemisphere.
(The axis; tends; to point in the same direction, but as the earth orbits the sun, the north pole and then the south pole are alternately tilted toward the sun bringing summer to that hemisphere.) (The axis; to point; in the same direction) (the earth; orbits; the sun, the north pole) (the south pole; are alternately tilted; toward the sun; T:then) (the sun; bringing; summer; to that hemisphere)
The axis The axis the earth the south pole the sun
tends to point orbits are alternately tilted bringing
to point in the same direction, but as the earth orbits the sun, the north pole and then the south pole are alternately tilted toward the sun bringing summer to that hemisphere.
in the same direction
the sun, the north pole
toward the sun T:then
summer to that hemisphere