Question

write about black holes in space . explain carefully.

Answer 1

These are big holes that suck up every thing come in range. no one knows where it goes.

Answer 2

 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 seeblack holes.