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15-11-2015
Chemistry

contestada

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

Respuesta :

joshuamartinez2 joshuamartinez2

11-04-2018

The correct answer is C) 4.5 billion years.

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justinsanders16 justinsanders16

17-04-2018

It is c 4.5 billion years and u look beutiful today

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