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What is Black Hole ?

+4 votes
asked Aug 21, 2016 in GK by Golu (52,380 points)

1 Answer

+2 votes
answered Aug 21, 2016 by sarthaks (25,844 points)
selected Aug 21, 2016 by Golu
Best answer

black hole is a place in space where gravity pulls so much that even light can not get out. The gravity is so strong because matter has been squeezed into a tiny space. This can happen when a star is dying. Because no light can get out, people can't see black holes. They are invisible.

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