These include some that establish a relative chronology in which occurrences can be placed in the correct sequence relative to one another or to some known succession of events.
Radiometric dating and certain other approaches are used to provide absolute chronologies in terms of years before the present.
Our planet inherits a large number of artifacts and monuments bestowed upon us by older historic civilizations.
The area of intersection of both sets depicts the functions common to both.
Take a look at the diagram to understand their common functions.
Thermoluminescence: It determines the period during which certain object was last subjected to heat.
It is based on the concept that heated objects absorb light, and emit electrons. A Venn diagram depicts both dating methods as two individual sets.
Fluorine dating: Bones from fossils absorb fluorine from the groundwater.