Which motion is seen to be characteristic of the four Galilean moons of Jupiter?
A) Each of the four Galilean moons keeps the same face toward the Sun at all times.
B) Each of the four Galilean moons keeps the same face toward the planet at all times.
C) The four Galilean moons orbit the planet in the opposite direction to its rotation-retrograde motion.
D) The four Galilean moons orbit the planet in a plane carrying them over both the north and south poles of Jupiter.

Question

Quizplus · Accepted Answer

Each of the four Galilean moons is tidally locked with Jupiter, meaning they keep the same face toward the planet at all times.

Which Motion Is Seen to Be Characteristic of the Four