In three to five sentences, briefly describe how the big bang theory explains the origin and evolution of the universe. HELP I HAVE 15 MINUTES TO DO THIS AND IM STUCK!!

The big bang theory explained the origin of the universe through the hypothesis that everything in the universe came into existence at about the same time billions of years ago.

According to the theory, the entire universe was once singular. Then billions of years ago, the energy in the universe suddenly expanded.

This expansion is what is regarded today as the big bang theory.

well we can't tell you because we cant see the time give a screen shot or something.

answer; i believe that the correct answer is (lung);