The Sun rotates on its axis. Earth rotates on its axis. The Sun orbits around Earth. Earth orbits around the Sun.
I gave my students this multiple choice question: Which of the following best explains why the Sun appears to move across the sky every day?

Only one answer is correct among these 4 choices:
- The Sun rotates on its axis.
- Earth rotates on its axis.
- The Sun orbits around Earth.
- Earth orbits around the Sun.

Could you tell me which one is correct?

Earth rotates on its axis.