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4 votes
Radioisotopes tell scientists that Earth is how old?

A. 65 million years
B. 500 million years
C. 4.5 billion years
D. 13.4 billion years

User Teone
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2 Answers

5 votes
It is c 4.5 billion years and u look beutiful today
User Igorjrr
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5 votes
The correct answer is C) 4.5 billion years.
User Akshay Paghdar
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