Relative dating the rocks


06-Oct-2017 02:44

For example, isotopes with very long half lives are no good for dating rocks younger than about 100 million years.This is because, in just 100,000,000 years of time, not enough parent will have decayed for daughter concentrations to be reliably measured.Dating is not necessary to demonstrate that evolution is a fact.Chronological sequence is all that is really required.Mountains, erosion, and variations in climate were considered to be punishment for the sins committed by humanity.

Isotopic age dating would not give the age of the sediment deposition or lithification, but rather the age of the source rocks.

However, human beings love to see factual precision, and we want to know how old something is.



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