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Geology Key Terms Day 5

Daughter Product

The isotope produced by radioactive decay of another isotope.


The amount of time it takes for half of the atoms in a radioactive sample to decay.

Isotopic Dating

Using radioactive elements to determine the age of rocks and fossils.

Numercial (absolute) Dating

Determining the actual age of a rock or fossil.

Radiocarbon Dating

Using carbon isotopes to determine the age of rocks and fossils.

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