Why Does Mars Have Less Heat Available (Relative to the Earth)to

question 12

Multiple Choice

Why does Mars have less heat available (relative to the Earth) to drive volcanic activity?

• A)Mars is smaller than the Earth,and therefore cooled more rapidly
• B)Compared to the Earth,Mars has a smaller area to volume ratio,
• C)Larger planets cool more rapidly than smaller planets.
• D)Mars lost most of its internal heat after colliding with a large,moon sized object.

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