Question

what is big bang theory???????​

Answer 1

Answer:

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The Big bang theory is a cosmological model for the observable universe from the earliest known as Periods through its subsequent.

Answer 2

Answer:

Q. What is big bang theory ?

Ans. The Big Bang Theory is the leading explanation about how the universe began. 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.