the current scientific theory on the origin of the universe is called the big bang theory. 1. what do you…

Brief Explanations:

The Big - Bang theory posits that the universe originated from a singularity. In the initial moments, there was an extremely hot and dense state. As the universe rapidly expanded and cooled, fundamental particles like quarks and leptons formed. These combined to create protons, neutrons, and then atoms. Energy also transformed into matter.

Answer:

In the Big Bang, the universe started from a singularity, rapidly expanded and cooled, leading to the formation of fundamental particles that combined to form atoms, with energy converting into matter.