Question

Tell me about Big bang theory

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Answer 1

Answer:

Big Bang theory

is a cosmological model for the observable universe from the earliest known periods through its subsequent large-scale evolution. In 1929, from analysis of galactic redshifts, Edwin Hubble concluded that galaxies are drifting apart; this is important observational evidence for an expanding universe

Answer 2

Explanation:

It is a cosmological model for the observable universe from the earliest known periods through its subsequent large scale evolution.