Multiple Choice
What is ripping apart the Sagittarius dwarf spheroidal galaxy?
A) a supermassive black hole at the center of the dwarf galaxy
B) pressure from its passage through the dark matter in the Milky Way
C) a violent episode of star formation
D) the gravitational tidal force of the Milky Way
E) supernova explosions occurring in the dwarf galaxy
Correct Answer:
Verified
Correct Answer:
Verified
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