emijennie03
emijennie03 emijennie03
  • 03-09-2019
  • Physics
contestada

What happened 1 billion years after the Big Bang?

Respuesta :

desire04
desire04 desire04
  • 03-09-2019

Explanation:

1 billion years after the big bang, the temperature is 20K and some stars and galaxies began to contract due to the gravitational contraction of the over densities of the previous universe. At about 10 billion years after the big bang, our earth and sun form

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