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

asked Feb 12, 2018 93.8k views

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

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7 votes

*C* will be ur answer

have a goed day

Melros answered Feb 14, 2018

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4 votes

Earth is c. 4.5 billion years old

Chad Brown answered Feb 17, 2018