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Absolute dating and relative dating are two techniques used in geology to evaluate the age and the period of a fossil or rock. What is Absolute Dating – In geology, absolute dating is a technique that determines the exact numerical age of a historical remaining.
Uranium is present in many different rocks and minerals, usually in the form of uranium-238.
This form of uranium usually decays into a stable lead isotope but the uranium atoms can also split – a process known as fission.
Some methods used in relative dating are stratigraphy, biostratigraphy, and cross dating.
The absolute dating refers to a technique used to determine the exact age of the artefact or a site using methods such as carbon dating while relative dating refers to a technique used to determine which object or item is older in comparison to the other one.