Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-geology-d29c6538303b
About how old is the Earth?
About 4.5 billion years.
- About 4.5 million years
- About 4,500 years
- About 4.5 billion years ✔
Why: Today the Earth is known to be approximately 4.5 billion years old.
Huh, didn't know that: Today the Earth is known to be approximately 4.5 billion years old.
Earth is old enough to know better.
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References
Answer: About 4.5 billion years. Today the Earth is known to be approximately 4.5 billion years old.
- Geology en.wikipedia.org/wiki/Geology
Today the Earth is known to be approximately 4.5 billion years old.
Checked 2026-11-07.
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