'Black holes' refers to_______________?
Correct answer: C. Collapsing object of high density
- A. Holes occurring in heavenly bodies
- B. Bright spots on the sun
- C. Collapsing object of high density
- D. Collapsing object of low density
Explanation
A black hole forms when a very massive object collapses under gravity into an extremely dense region whose escape speed exceeds the speed of light. It is not a literal hole or a bright spot on the Sun.
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