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Our editors will review what you’ve submitted and determine whether to revise the article.Join Britannica's Publishing Partner Program and our community of experts to gain a global audience for your work! Carbon dating is the radio-activity of Carbon 14 which is unstable so it emits protons once in a while in order to become a more stable isotope.Using Carbon dating, we can determine with accuracy how old something is.Carbon dating is not perfect, but it can give you a rough idea. Archaeologists routinely use carbon dating on ancient artifacts in order to find an approximate date for them.
In carbon dating, scientists look at how much carbon is left in the fossil, look at the half-life period, and use that to see when it was from.THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries.Copyright © 2016, 2011 by Houghton Mifflin Harcourt Publishing Company.From: Wikimedia Commons We can indirectly date glacial sediments by looking at the organic materials above and below glacial sediments. Marine geological constraints for the grounding-line position of the Antarctic Ice Sheet on the southern Weddell Sea shelf at the Last Glacial Maximum.Radiocarbon dating provides the age of organic remains that overly glacial sediments.