Radiometric age dating geology


24-Apr-2015 08:19

radiometric age dating geology-36

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So we start out with two isotopes of uranium that are unstable and radioactive.

However, rocks and other objects in nature do not give off such obvious clues about how long they have been around.

Radiometric dating is used to estimate the age of rocks and other objects based on the fixed decay rate of radioactive isotopes.

Learn about half-life and how it is used in different dating methods, such as uranium-lead dating and radiocarbon dating, in this video lesson. As we age, our hair turns gray, our skin wrinkles and our gait slows.



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