Multiple choice

Which of the following allows humans on Earth to experience day and night?

  1. Revolution

  2. Rotation

  3. Orbit

  4. Axis

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The rotation of Earth on its axis once every 24 hours causes different parts of the planet to face toward or away from the Sun, creating the cycle of day and night. Revolution is Earth's yearly orbit around the Sun, which causes seasons.