Our ancestors measured the passing of time with water clocks or hourglasses. Since the early twentieth century scientists have found ways to accurately measure geological time. Radioactive dating is used for what purpose This page contains a different isotope systems used to date geologic materials. Geologists use radiometric dating to estimate how long ago rocks formed, and to infer the ages of fossils contained within those rocks. Your email address is used to log in and will not be shared or sold.
Radioactive dating is a method of dating rocks and minerals using radioactive isotopes.
Radiometric dating calculates an age in years for geologic materials by measuring the presence of a short-life radioactive element, e. This page has been archived and is no longer updated. A technician of the U. Science in Christian Perspective. Radiometric datingradioactive dating or radioisotope dating is a technique which is used to date materials such as rocks or carbonin which trace radioactive impurities were selectively incorporated when they were formed.
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