The geological time scale and an age for the Earth of 4.5 b.y.
Radiometric Dating Carbon-14 is used in what is called carbon dating.
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Another drawback is that Carbon-14 is really susceptible to contamination.
When I first got involved in the creationism/evolution controversy, back in early 1995, I looked around for an article or book that explained radiometric dating in a way that nonscientists could understand. Young-Earth creationists -- that is, creationists who believe that Earth is no more than 10,000 years old -- are fond of attacking radiometric dating methods as being full of inaccuracies and riddled with sources of error.
Thus this essay, which is my attempt at producing such a source.
Contents: The half-life of a radioactive isotope is defined as the time it takes half of a sample of the element to decay.
The basic theory of radiometric dating is briefly reviewed.
