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Radiocarbon Dating Understood

If you're seeing this message, it means we're having trouble loading external resources on our website. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Donate Log in Sign up Search for courses, skills, and videos. Radiometric dating. About About this video Transcript. Carbon 14 Dating 2.

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If you're seeing this message, it means we're having trouble loading external resources on our website. To log in and use all the features of Khan Academy, please enable JavaScript in your browser. Donate Log in Sign up Search for courses, skills, and videos. Evidence for evolution. About About this video Transcript. Carbon forms in the atmosphere through cosmic rays interacting with nitrogen, creating a small fraction of carbon in living organisms.

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The use of radiocarbon dating to understand the chronological sequence of events and behaviors preserved in the archeological record requires a nuanced and critical interpretive approach. This section discusses the importance of vetting radiocarbon data and thinking critically about how a date relates to the archeological event or question of interest, whether new or legacy data. To many, radiocarbon dating seemed like a magic black box which yielded objectively scientific results. The widespread belief in the objective power of radiocarbon science persisted for several decades, eventually waning with the rejection of the culture-historical approach to archeology. Advances such as accelerator mass spectrometry AMS to radiocarbon dating in the s made clear that some radiocarbon assays were simply better than others.

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