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Radiometric dating is based upon the scientific principle of dating site east russian

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Both the physical geologists and paleontologists could point to evidence that much more time was needed to produce what they saw in the stratigraphic and fossil records.As one answer to his critics, Kelvin produced a completely independent estimate -- this time for the age of the Sun.His result was in close agreement with his estimate of the age of the earth.

To date an object, scientists measure the quantity of parent and daughter isotope in a sample, and use the atomic decay rate to determine its possible age.Most people, even the experts in the field, forget the assumptions on which radiometric dating is based.Radioactive Dating There are basically two different kinds of radioactive dating methods.Early attempts at establishing an absolute time scale utilized the following concepts: declining sea levels, cooling of the Earth, cooling of the Sun, Earth tidal effects, sediment accumulation, and changes in ocean salinity.Using changes in Earth's temperature or the Sun's use of energy failed because energy from nuclear reactions was unknown.Certainly the majority of scientists accept radiometric dating.