Question

1.what is big bang
2.who proposed Bing bang theory​

Answer 1

Answer:

$\huge\bold\pink{Hola!!!}$

The Big Bang is a theory describing the

expansion of our Universe from a point of origin roughly 13.8 billion years ago. This hypothetical starting point of everything was an infinite concentration of energy referred to as a singularity.

A Belgian priest named Georges Lemaître first suggested the big bang theory in the 1920s, when he theorized that the universe began from a single primordial atom.

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Answer 2

❇️ ANSWER ❇️

1) The big bang is how astronomers explain the way the universe began. It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now (and it could still be stretching).

2) Georges Lemaître