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all about big bang theory

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all about big bang theory
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Shashaank Tiwari 5 years, 3 months ago

Big bang theory was published by edwin hubble in 1920 It tells that at the begining there was a tiny ball which had infinite density and temperature and negligible volume It later exploded violently and universe was expanding at great speed. After 3 minutes of explosion expansion slowed down atoms started forming Temperature fall down to 4500k and universe became transparent
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