Physics · Astrophysics
A black hole is best defined as:
- 1any star that has reached the end of its life cycle without collapsing further
- 2a dark, temporary cooling spot on the surface of the sun
- 3a region of space-time consisting of a perfect vacuum with no matter present
- 4a region of space-time with a gravitational field so intense that nothing, not even light, can escape✓
Correct answer
a region of space-time with a gravitational field so intense that nothing, not even light, can escape
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