The center of mass of the Earth-Moon system is called the:
A)aphelion.
B)apogee.
C)barycenter.
D)perigee.
E)perihelion.

Name: The center of mass of the Earth-Moon system is called the: A)aphelion. B)apogee. C)barycenter. D)perigee. E)perihelion.
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Quizplus · Accepted Answer

The barycenter is the point at which the two objects in a system orbit around each other. In the case of the Earth-Moon system, the barycenter is the center of mass of both objects, as they both orbit around a common center of gravity.

The Center of Mass of the Earth-Moon System Is Called