Question

What two methods are used for determining the age of rocks and fossils?

Answer 1

Answer:

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Explanation:

The two method which are commonly used are carbon dating method and rock excavation method.

Carbon dating method :In this method, the presence of Carbon 14 isotope present in fossil is compared with the quantity of carbon 14 isotope present in living species. If the quantity is high then fossil is considered new and its low presence indicates that it is a newer one fossil.

Rock excavation method: In this method, rock is excavated and the fossil found at less depth is considered new and fossil found at great depth is considered old.

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