What is relative dating techniques
However, the assumption of contemporaneity may not always be correct.
This is due to the fact that one or both of the objects may have been moved or redeposited into a different location.
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Any observable tilting or swirling is due to disruption of the process. Material that intrudes or cuts into a horizontal bed is assumed to be younger than the material that is disrupted.
The earliest-known hominids in East Africa are often found in very specific stratigraphic contexts that have implications for their relative dating.
Knowing which events came before or after others allows scientists to analyze the relationships between the events.
For example, archaeologists might date materials based upon relative depth of burial in a site.
Relative dating methods allow one to determine if an object is earlier than, later than, or contemporary with some other object.
It does not, however, allow one to independently assign an accurate estimation of the age of an object as expressed in years.