Question

what do you mean by BIG BANG THEORY...

Answer 1

It is told that our Universe was a result of the explosion of a tiny but very dense particle which exploded to form the Universe. This is called the Big Bang theory.

Answer 2

Explanation:

• Big bang theory explains about the universe, its existence. The name Big Bang is evolved in 2007 with a television show having same name and it consists of all researchers.
• NASA declared that temperature in the beginning of universe will be 10 billion degrees or "5.5 billion Celsius".
• It also declared that cosmos contains fundamental particles consisting of 'electrons, neutrons and protons'.
• The free electrons combine with nuclei and forms atoms. This led to shining of light about '380,000 years'.
• This light is based on cosmic microwave background.