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

Question

Quizplus · Accepted Answer

Ice has a lower melting point than rock, which means that it is more likely to melt and then refreeze due to heat generated by tidal forces or other geological processes, leading to geological activity such as cryovolcanism or tectonic activity.

What Is the Most Important Reason Why an Icy Moon