The Earth orbits around the Sun.

The seasons change as the Earth orbits around the Sun.

Sunrise and sunset occur because of __________.

The Earth spins on its axis.

The Earth spins at a constant speed, always in the same direction.

Completed in one year.

The Sun appears higher in the sky during summer because we are titled closer to the Sun.

As the Earth orbits, the part tilted toward the Sun is having spring and summer.

Sunset happens as we begin to turn away from the Sun.

Each season lasts about 3 months.

We don't feel the Earth spin because it spins smoothly and never changes its pace.

Sunrise happens as we begin to turn toward the Sun.

As the Earth orbits, the part of Earth tilted away from the Sun is having fall and winter.

Places near the Equator (the center of the Earth) do not have much change in season because those places are always close to the Sun.

Takes 24 hours or 1 day.