Big+bang

Big Bang Theory Assignment 1) About how long ago did the big bang take place?around 13.7 billion years ago 2) What is a black hole?black holes are areas of intense gravitational pressure. 3) Does the universe continue to expand?yes that the universe expands 4) Was there really a big bang?No there wasn't 5) What light elements seem to support the Big Bang Theory?there was a big explosion