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radiometric dating(radioactive dating) The most precise method of dating rocks, in which the relative percentages of 'parent' and 'daughter' isotopes of a given.
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Radiometric dating facts for kids
Radiometric dating often called radioactive dating is a way to find out how old something is.
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Geologists use radiometric dating to estimate how long ago rocks formed, and to infer the ages of fossils contained within those rocks. - Carbon dating , also called radiocarbon dating , method of age determination that depends upon the decay to nitrogen of radiocarbon carbon
Many people think that radiometric dating has proved the Earth is millions of years old. Even the way dates are reported e. However, although we can measure many things about a rock, we cannot directly measure its age. For example, we can measure its mass, its volume, its colour, the minerals in it, their size and the way they are arranged. We can crush the rock and measure its chemical composition and the radioactive elements it contains.
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