principles of physics

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If the Earth had two identical moons in one circular orbit, and the moons were as far apart in that orbit as they could be, the center of gravity of the Earth-moons system would beA) at the center of the Earth.B) outside the Earth, but beyond the orbital path of the moons.C) outside the Earth, but within the orbital path of the moons.D) inside the Earth, but off center.

• principles of physics -

Since the moons are identical, and at the same distance on opposite sides, the answer is A).

• principles of physics -

hb

• principles of physics -

outside the earth, but within the orbital path of the moons.

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