Absolute dating com
When the number of protons in an atom is changed we call this radioactive decay and through this process new elements are formed.When the element Uranium 238 decays, it ends up as lead-206 which isn't radioactive and therefore won't decay any more.This gives away the true age of the fossil that contains C-14 that starts decaying after the death of the human being or animal. Absolute Dating • Dating techniques are used in archeology to ascertain the age of old artifacts and a broad classification of these methods bifurcates them in relative dating and absolute dating • Relative dating comes to a conclusion based upon the study of layer formation of rocks.
Relative dating makes use of the common sense principle that in a deposition of layers.
• Relative dating does not tell the exact age, it can only compare items as younger and older.
• Absolute dating techniques can tell the exact age of an artifact by employing various techniques, the most popular being C-14 dating.
This is a method that does not find the age in years but is an effective technique to compare the ages of two or more artifacts, rocks or even sites.
It implies that relative dating cannot say conclusively about the true age of an artifact.