The truth about carbon dating pagdating nang panahon lyrics
Sometimes, archaeologists will date an object by carbon dating another object nearby.
This method of dating obviously relies on assumptions about the relationship between the object and the actual tested material.
As a result it is always undergoing natural radioactive decay while the abundances of the other isotopes are unchanged.
Carbon-14 is most abundant in atmospheric carbon dioxide because it is constantly being produced by collisions between nitrogen atoms and cosmic rays at the upper limits of the atmosphere.
Research has been ongoing since the 1960s to determine what the proportion of in the atmosphere has been over the past fifty thousand years.