Why Do Lunar Scientists Think the Surface of the Moon

question 2

Multiple Choice

Why do lunar scientists think the surface of the Moon was once a magma ocean?

• A) The surface of the Moon is entirely volcanic.
• B) Early lunar craters show a morphology suggesting impact with a liquid.
• C) The lunar highlands contain large amounts of the rock anorthosite, which is the light material that "floated" on the top of the magma ocean.
• D) None of these is correct.

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