Question

When did time begin?​

Answer 1

Answer:

14 billion years ago

Explanation:

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Answer 2

The time begin

approximately 14 billion years ago

According to the standard big bang model of cosmology, time began together with the universe in a singularity approximately 14 billion years ago.

the universe begin

13.8 billion years ago

The Big Bang was the moment 13.8 billion years ago when the universe began as a tiny, dense, fireball that exploded. Most astronomers use the Big Bang theory to explain how the universe began.