What Is the Most Important Reason Why an Icy Moon

question 79

Multiple Choice

What is the most important reason why an icy moon is more likely to be geologically active than a rocky moon of the same size?

• A)Ice has a lower melting point than rock.
• B)Ice is less rigid than rock.
• C)Ice contains more radioactive elements than rock.
• D)Ice is affected by tidal forces to a greater extent than rock.
• E)Ice is less dense than rock.

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Definitions:

Synapomorphies

Shared derived characteristics or traits that are used to group organisms together, indicating common ancestry.

Dolphins

Intelligent aquatic mammals known for their complex behaviors and communication skills, belonging to the family Delphinidae.

Mammals

Warm-blooded vertebrates characterized by the presence of mammary glands which produce milk for feeding their young, and typically possessing hair or fur.

Monophyletic

A group of organisms that consists of all the descendants of a common ancestor.