As the word relative tells that defining the object with respect to the other object, it will be pertinent to mention here that actual numerical dates of the rocks or sites are not known in this type of dating. It becomes useful when the geologists work on different rocks and fossils, Absolute and relative dating difference make a chart where the relation of one rock with the other becomes apparent and hence, the complete set of information about them becomes available for analysis.
Absolute age is a quantitative measurement while relative age is a qualitative measurement.
Dating, to know the actual date sections of years. You can reuse this answer Creative Commons License. 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.