8
QuizMultiple Choice

The Outer Planets — Quiz

Question 8 • Earth and Space Science

Which inference best explains why Io experiences the highest tidal heating among the moons shown?

Answer
A
Io is closer to the Sun than the other moons.
B
Io orbits the largest and most massive planet, increasing tidal forces.
C
Io is farther from its planet, reducing the effects of tidal energy.
D
Io has a thin atmosphere that allows more sunlight to reach its surface.
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