What is one possible reasons Jupiter and Saturn radiate more energy than they receive from the sun?
A) Magnetic and electric fields heat the planet.
B) Fusion reactions of hydrogen into helium inside the planet provide an additional heat source.
C) The planets are still radiating heat from when they first formed.
D) Friction between the planet and its moons heat the planet.

Question

Quizplus · Accepted Answer

Jupiter and Saturn radiate more energy than they receive from the sun because they are still releasing heat from their initial formation, a process known as "gravitational contraction" or "Kelvin-Helmholtz mechanism."

What Is One Possible Reasons Jupiter and Saturn Radiate More