Answer:
1.The force that attracts a body toward the center of the earth, or toward any other physical body having mass.
2.Alpha Centauri A & B are roughly 4.35 light years away from us. Proxima Centauri is slightly closer at 4.25 light years.
3.The Milky Way gets its name from a Greek myth about the goddess Hera who sprayed milk across the sky. In other parts of the world, our galaxy goes by other names.
Explanation:
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