Why Does the Moon Have a Layer of Powdery "Soil

question 63

Multiple Choice

Why does the Moon have a layer of powdery "soil" on its surface?

• A)Large impacts shattered lunar rock to make this soil.
• B)The soil exists because the Moon accreted from powdery material after a giant impact blasted Earth.
• C)Volatiles escaping from the Moon's interior bubble upward and make the soil.
• D)The soil is the result of the same processes that make powdery sand on Earth.
• E)It's the result of gradual erosion by micrometeorites striking the Moon.

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Definitions:

Genotype

The genetic makeup of an organism, consisting of the DNA sequences that code for the organism's traits.

Phenotype

The set of observable characteristics or traits of an organism resulting from the interaction of its genotype with the environment.

Underlying

Constituting the fundamental or basic layer or aspect of something, often not immediately visible or apparent.

Observed

Noted or perceived through careful attention or surveillance.