Description: Currently you are watching How is carbon dating used to date fossils porn video uploaded to: School porn category. You can find more videos like How is carbon dating used to date fossils below in the related videos section. The ratio of carbon to carbon at the moment of death is the same as every other living thing, but the carbon decays and is not replaced. The carbon decays with its half-life of 5, years, while the amount of carbon remains constant in the sample. By looking at the ratio of carbon to carbon in the sample and comparing it to the ratio in a living organism, it is possible to determine the age of a formerly living thing fairly precisely. So, if you had a fossil that had 10 percent carbon compared to a living sample, then that fossil would be:. Because the half-life of carbon is 5, years, it is only reliable for dating objects up to about 60, years old. The majority of the time fossils are dated using relative dating techniques. is used to determine a precise age of a rock or fossil through radiometric dating.
Added: 21.05.2019 at 14:46
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