Question

what is big bang theory​

Answer 1

Explanation:

The Big Bang is a scientific theory about how the universe started, and then made the stars and galaxies we see today. The Big Bang is the name that scientists use for the most common theory of the universe, from the very early stages to the present day.

Answer 2

ANSWER

• The big bang theory is the most accepted theory so far to describe the origin and evolution of the Universe. According to it At its simplest, it says the universe as we know it started with a small singularity, then inflated over the next 13.8 billion years to the cosmos that we know today.