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This question belongs to Geography Earth

Earth

?

How old is Earth, It is decided by which of the following processes?

A) Geologic Time Scale B) Radiometric Dating C) Gravity Method D) Fossil Dating

Answer & Solution

Correct Answer: Option B

The Earth is 4,54 billion years old. This age has been determined with the radioactive dating technique. The precise decay rate of radioactive elements is used as a clock: the number of daughter products in one rock indicates its age.

Question posted by Examveda

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