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Fossils and Earth's Past
Radiometric Dating
Radiometric dating definition: Comparing the amount of radioactive and nonradioactive isotopes to determine rock age.
Related Terms
Absolute Dating
Carbon Film
Cast
Eon
Epoch
Era
Evolution
Extinction
Fossil
Geologic Time Scale
Half-life
Index Fossil
Isotope
Law Of Superposition
Mold
Period
Radioactive Decay
Relative Dating
Trace Fossil
Unconformity
Uniformitarianism
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