- Radioactive decay - pedia
- Radioactive Dating
- Radiometric dating Define Radiometric dating
- What is Radioactive Dating? - Definition & Facts
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Radioactive decay - pedia
For inorganic materials, such as rocks containing the radioactive isotope rubidium, the amount of the isotope in the object is compared to the amount of the isotope's decay products (in this case strontium).
The object's approximate age can then be fured out using the known rate of decay of the isotope.
Radiometric dating Define Radiometric dating
For organic materials, the comparison is between the current ratio of a radioactive isotope to a stable isotope of the same element and the known ratio of the two isotopes in living organisms.
What is Radioactive Dating? - Definition & Facts
Radiocarbon dating is one such type of radiometric dating.
Simple explanation of radioactive dating:
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