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The thing that makes this decay process so valuable for determining the age of an object is that each radioactive isotope decays at its own fixed rate, which is expressed in terms of its half-life.
Radiometric dating, or radioactive dating as it is sometimes called, is a method used to date rocks and other objects based on the known decay rate of radioactive isotopes.Different methods of radiometric dating can be used to estimate the age of a variety of natural and even man-made materials.The methods work because radioactive elements are unstable and they are always trying to move to a more stable state. This process by which an unstable atomic nucleus loses energy by releasing radiation is called radioactive decay.Play a game that tests your ability to match the percentage of the dating element that remains to the age of the object.Radiometric dating is used to estimate the age of rocks and other objects based on the fixed decay rate of radioactive isotopes.
There are different methods of radiometric dating that will vary due to the type of material that is being dated.