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_____ is located at the center of our galaxy, and is believed to be a supermassive black hole. A. M13 B. Cygnus X-1 C. Cassiopeia A D. Sagittarius A* help
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Jan 26, 2017
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_____ is located at the center of our galaxy, and is believed to be a supermassive black hole.
A. M13
B. Cygnus X-1
C. Cassiopeia A
D. Sagittarius A*
help
Chemistry
middle-school
Jeremy Real
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Jeremy Real
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Sagittarius A* is the answer!
Zakiyyah
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Jan 31, 2017
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Zakiyyah
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