Which Theory About the Origin of the Moon Is Now

question 373

Multiple Choice

Which theory about the origin of the Moon is now believed to be CORRECT?

• A) Earth and the Moon formed together, already orbiting each other.
• B) The Moon formed separately in a different part of the solar nebula and was later captured by Earth.
• C) Earth was spinning so rapidly while still molten that a piece spun off to form the Moon.
• D) An object about the size of Mars crashed into Earth, and debris from the collision formed the Moon.

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