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Geography, 31.07.2019 04:20 ajm1132005
How can astronomers "weigh" the supermassive black hole at the center of the milky way? a. by measuring the velocity and orbital radius of stars and other matter orbiting it b. by how much mass it sucks in during a given period c. with the cosmic distance ladder d. by the intensity of its radiation
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How can astronomers "weigh" the supermassive black hole at the center of the milky way? a. by measu...
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