Why Do Jupiter and Saturn Radiate More Energy Than They

question 36

Multiple Choice

Why do Jupiter and Saturn radiate more energy than they receive from the sun?

• A) Magnetic and electric fields heat the planet.
• B) Fusion reactions 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.

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