Monday 9 March 2020

Activity 3: Big bang, the origin and the expansion of the Universe

The big bang starts about 14 billon years ago. The Univers was like a very small bubble.It was very hot and very dense. Then it exploded and the Univers about one second it went form a very small thing to a larger one than a galaxy. 

When the univers it created,  it was sold out and the temperature dropped. Energy became two types of particles: antimatter and matter. More stable particles called protons and neutrons began to form when the Universe had a second.

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1 comment:

  1. Activity 3 correction:
    - The text is quite good, with few mistakes.
    - Try to make another paragraph explaining the universe expansion!

    ReplyDelete

Activity 3: Big bang, the origin and the expansion of the Universe

The big bang starts about 14 billon years ago. The Univers was like a very small bubble.It was very hot and very dense. Then it exploded and...