What is radioactive dating wikianswers
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The importance of radiometric dating is that it allows us to tell how old some things are. There are different methods of radiometric dating, and they apply to different things and they have different lengths of time, at least as regards the age of a sample, that they can speak to. For instance, in radiocarbon dating, there really isn't a way to date something to , years or more. It is only accurate to a period of time less than that. But with uranium-lead radiometric dating, certain rock samples can be dated back billions of years.
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How does radioactive dating work?
What is radioactive dating
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What is Radioactive Dating? - Definition & Facts
One such example is potassium-argon dating, where potassium decays into argon. The proportion of potassium to argon suggests how old the object in question is. Another common technique in dating an object is carbon dating.
Radiometric dating often called radioactive dating is a way to find out how old something is. The method compares the amount of a naturally occurring radioactive isotope and its decay products, in samples. The method uses known decay rates. It is the main way to learn the age of rocks and other geological features, including the age of the Earth itself.