Question

What are Black holes? ​

Answer 1

Answer:

Black hole is a state of dead star which has already burnt out and collapsed to such a great density that it doesn’t lets even light to reflect back.It can be defined as a region of space from which nothing, not even light, can escape or we can say these are formed when the gravitational pull of a star exceeds to such a high limit that not even light can escape from it. Black holes exist in space and are last phase of giant stars. It is supposed to form this when the fission reaction is absolutely complete.

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Answer 2

Answer:

Black holes is a region of space having gravitational field .