For solid rocky worlds, a general rule is
A) the larger the world, the closer it is to the Sun
B) the smaller the world, the more likely it is to have an atmosphere
C) the larger the world, the slower it cools off and the more it will keep its internal heat
D) the smaller the world, the more likely it is to have a moon or moons
E) the shorter a world's year (time to orbit the Sun), the more likely it is to harbor life

Question

Quizplus · Accepted Answer

This is because the larger a solid rocky world is, the more energy it has due to its greater mass, and energy is lost slower than by smaller bodies. This means it cools off more slowly and retains its internal heat for a longer period of time.

For Solid Rocky Worlds, a General Rule Is