Relative and absolute dating

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Absolute dating is the process of determining an age on a specified chronology in archaeology and geology. Some scientists prefer the terms chronometric or calendar datingas use of the word "absolute" implies an unwarranted certainty of accuracy. In archaeology, absolute dating is usually based on the physical, chemical, and life properties of the materials of artifacts, buildings, or other items that have been modified by humans and by historical associations with materials with known dates coins and written history.

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Relative dating is the science of determining the relative order of past events i.

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Although relative ages can generally be established on a local scale, the events recorded in rocks from different locations can be integrated into a picture of regional or global scale only if their sequence in time is firmly established. The time that has…. New methods of absolute dating, including radiocarbon dating, revolutionized the understanding of this phase in prehistoric Europe. They showed that many supposedly interdependent developments had in fact developed independently and been separated by centuries.

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