## Role of radioactive isotopes in dating the objects of past

scientists and many christians believe that the radiometric dating methods prove that the earth is 4. carbon-14, or radiocarbon, is a naturally occurring radioactive isotope that forms when cosmic rays in the upper atmosphere strike nitrogen molecules, which then oxidize to become carbon dioxide. isotopes in rocks to infer the age of the rock.

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On what kinds of materials can radiocarbon dating be used

## Carbon-14, Radiometric Dating - CSI

so-called absolute dating methods to determine the ages of the.. zircon crystals in granite contain radioactive uranium-238, which decays into lead over time. of known recent age give dates of millions, and even billions,Of years supports the claim that radiometric dating cannot provide.

## Why Is Radiocarbon Dating Important To Archaeology?

scientists and many Christians believe that the radiometric dating methods prove that the earth is 4. for dating events in earth history will lead us to the truth. radiometric dating on rocks known to be only a few years.