8. Centripetal Forces & Gravitation
Black Holes
Multiple Choice
Multiple ChoiceAstronomers have found a small, but incredibly massive object at the center of our Milky Way galaxy, and suspect it is a black hole. A cloud of gas orbits this object at m/s every 78,500 years.
a) What is the mass of this alleged black hole?
b) How large is this black hole?
A
(a) kg
(b) m
B
(a) kg
(b) m
C
(a) kg
(b) m
D
(a) kg
(b) m
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