The Average Rate of Erosion on the Moon Is Far

question 84

Multiple Choice

The average rate of erosion on the Moon is far less than on Earth because:

• A)the crust of the Moon is much denser than the Earth's crust.
• B)the Moon is much younger than the Earth.
• C)the Moon lacks wind, water and an atmosphere.
• D)the Moon's magnetic field protects it from the solar wind better than ours does.
• E)the Moon's mare long ago dried up, so there is no more wave erosion there.

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