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4.3 & 4.4
Term | Definition |
---|---|
Absolute Dating | Any method of measuring the age of an event or object in years. |
Radiometric Dating Methods | Radiocarbon dating; 2. Potassium argon dating; 3. Uranium-lead dating |
Radioactive decay | The process in which a radioactive isotope of the same element of another element. |
Half-life | The time required for half of a sample of a radioactive isotope to break down by radioactive decay to from a daughter isotope. |
Geology | The scientific study of the origin, history, and structure of Earth and the processes that shape Earth. |
Geologic Time Scale | The standard method used to divide Earth's long natural history into manageable parts. |