Trivia ForgePlay free →

The phases of the Moon are caused by its position relative to the Sun and which other celestial body?

Show answer

Earth

As the Moon orbits Earth, we see different amounts of its sunlit side depending on the angle. Even though the Moon appears to change shape, we are always looking at the same side of the Moon because its rotation is locked with Earth.

Also asked as:
  • The Moon's phases are determined by its position relative to the Sun and which other body that it orbits?

Would you remember this in 6 months?

Trivia Forge uses spaced repetition so facts stick. Free, no signup needed.

Practice Space & Astronomy questions →

More Space & Astronomy trivia

See all 212 →