Radiometric dating definition yahoo


23-May-2019 07:33

radiometric dating definition yahoo-73

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Measurements should be taken on samples from different parts of the rock body.

This helps to counter the effects of heating and squeezing, which a rock may experience in its long history.

Radiometric dating is also used to date archaeological materials, including ancient artifacts.

Radiometric dating methods are used to establish the geological time scale.

Different dating methods may be needed to confirm the age of a sample.

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Fossils may be dated by taking samples of rocks from above and below the fossil's original position.

There are three principal techniques used to measure carbon 14 content of any given sample— gas proportional counting, liquid scintillation counting, and accelerator mass spectrometry.



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