Biology
Grade-8
Easy
Question
The big bang theory states that the universe originated about ________ years ago.
- 50 billion
- 20 billion
- 20 million
- 100 billion
Hint:
Big bang theory states that universe originated around 20 billion years sgo
The correct answer is: 20 billion
- The big theory was the most important phenomenon in origin of life
- It explains the condition that a single huge explosion took place in space that was so powerful that it is unimaginable
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The following image represents:
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