uses of carbon -14 dating
Radiocarbon Dating Counting carbon 14 atoms in a bygone object to find its age The most common of the radioactive dating techniques currently in use involves the isotope 14 of carbon, the radiocarbon. This radioactive isotope of carbon is present in the atmosphere in trace amounts, and in chemical processes is indistinguishable from normal carbon 12. As a result, animal and plant life regularly assimilate carbon 14 atom together with the usual carbon 12. The carbon 14 present in the atmosphere is constantly renewed.
radiocarbon dating archaeology
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