Question

Write about Big Bang Theory ​

Answer 1

Answer:

The Big Bang Theory is a cosmological model that explains the large-time scale evolution of the observable universe. The model explains how Universe evolved and expanded from an initial point with extremely high temperature and density to how we observe it today.

Answer 2

Answer:

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Big-bang is a theory given for birth of the universe. According to this theory all the mass in the universe was concentrated at one place, which exploded to give birth to all the stars, planets and other celestial bodies.