What is the Big Bang?

Question

Quizplus · Accepted Answer

The Big Bang refers to the event that started the expansion of the universe. It was not an explosion within an existing space or universe, but the creation of space and time itself. The theory describes the universe as starting off in an incredibly hot and dense state, which rapidly expanded and cooled down, eventually leading to the formation of galaxies and other structures. The Big Bang refers to the event that started the expansion of the universe. It was not an explosion that spewed matter all over the universe, but rather a rapid expansion of space itself. The creation of matter and the universe, as well as the creation of the primeval fireball, are part of the Big Bang theory, but the event itself refers specifically to the initial expansion.

What Is the Big Bang