Astronomers Believe That the Moon Did Not Differentiate to the Same

question 17

Multiple Choice

Astronomers believe that the Moon did not differentiate to the same degree as Earth because:

• A)the Moon was made of solid debris, not liquids like our hydrosphere.
• B)the meteors that hit the Moon were lighter than those that hit us, so did not generate as muchheat on the surface.
• C)the less dense and smaller Moon did not have as much radioactivity as the larger Earth in itscore.
• D)the Moon was formed after the Earth was, so its radioactivity was less.
• E)the Moon was made of very different materials than our mantle and crust.

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Definitions:

Axillary

Pertaining to the area under the arm where the arm meets the shoulder.

Oral

Pertaining to the mouth, including aspects related to speaking, eating, or medication administration.

Rectal

Relating to, or situated near the rectum, the final section of the large intestine.

Axillary

Pertaining to the armpit area of the body.