Earth revolves around the Sun. Earth rotates on its axis. The Sun rotates on its axis. The Moon revolves around Earth.
I gave my students this multiple choice question: You are getting up to go to school in Louisiana; a student on the other side of Earth is getting ready for bed. What is the reason for this?

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

Could you tell me which one is correct?

Earth rotates on its axis.