One of the MOST important sources of heat in the interiors of moons that orbit close to giant planets is
A) thermal energy from the moon's parental planets.
B) continuous tidal distortion from the planet and other moons.
C) reflection of sunlight from the planet's surface.
D) decay of radioactive elements within the moons.

Question

Quizplus · Accepted Answer

Tidal distortion from the planet and other moons generates significant heat within these moons due to the gravitational forces exerted on them, causing them to flex and heat up internally.

One of the MOST Important Sources of Heat in the Interiors