Explain how radioactive dating works

17-Feb-2020 07:20

This is the “half-life.” So, in two half-lives, or 11,460 years, only one-quarter of that in living organisms at present, then it has a theoretical age of 11,460 years.Anything over about 50,000 years old, should theoretically have no detectable C.Plants absorb C-14 during photosynthesis, so C-14 is incorporated into the cellular structure of plants.Plants are then eaten by animals, making C-14 a part of the cellular structure of all living things.Familiar to us as the black substance in charred wood, as diamonds, and the graphite in “lead” pencils, carbon comes in several forms, or isotopes.One rare form has atoms that are 14 times as heavy as hydrogen atoms: carbon-14, or C ratio gets smaller.We will deal with carbon dating first and then with the other dating methods.Carbon has unique properties that are essential for life on Earth.

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It makes no sense at all if man appeared at the end of billions of years.

Carbon-14 (C-14), a radioactive isotope of carbon, is produced in the upper atmosphere by cosmic radiation.

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