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How radiocarbon dating works

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Archeologists use various methods to date objects. Inscriptions, distinctive markings, and historical documents can all offer clues to an artifact's age. And if the artifact is organic—like wood or bone—researchers can turn to a method called radiocarbon dating. In this interactive, learn how radiocarbon dating works, what it takes to determine a date in the lab, and why it's challenging to pinpoint a date precisely. This video describes how the Australopithecus afarensis skeleton known as Lucy could have been fossilized. PBS is a c 3 not-for-profit organization.
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How Carbon-14 Dating Works

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How Carbon Dating Works | HowStuffWorks

Radiocarbon dating cannot be used to determine the age of fossils or "of the earth" because these materials no longer have radiocarbon or have negligible amount of radiocarbon. Radiocarbon dating was discovered in by Willard Libby. Radiocarbon dating was developed by Willard Libby in Radiocarbon dating is an radioactive isotope dating technique used in dating materials which contain the unstable carbon isotope. Radiocarbon dating is used to determine the age of previously living organisms. A specialist that dates radiocarbon. It's radiocarbon dating, and it's finding out how old something is using radiocarbon.
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Radiocarbon dating

Radiocarbon dating is one of the best known archaeological dating techniques available to scientists, and the many people in the general public have at least heard of it. But there are many misconceptions about how radiocarbon works and how reliable a technique it is. Radiocarbon dating was invented in the s by the American chemist Willard F.
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For example, every person is hit by about half a million cosmic rays every hour. It is not uncommon for a cosmic ray to collide with an atom in the atmosphere, creating a secondary cosmic ray in the form of an energetic neutron, and for these energetic neutrons to collide with nitrogen atoms. When the neutron collides, a nitrogen seven protons, seven neutrons atom turns into a carbon atom six protons, eight neutrons and a hydrogen atom one proton, zero neutrons.
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