Question

What two things – that are fundamental to our understanding of the world and Universe – began at the moment of the Big Bang?​

Answer 1

Answer:

The Big Bang theory is a cosmological model of the observable universe from the earliest known periods through its subsequent large-scale evolution. The model describes how the universe expanded from an initial state of extremely high density and high temperature,and offers a comprehensive explanation for a broad range of observed phenomena, including the abundance of light elements, the cosmic microwave background (CMB) radiation, and large-scale structure.

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Answer 2

Answer:

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