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Radiometric dating is also used to date archaeological materials, including ancient artifacts.Radiometric dating methods are used to establish the geological time scale.Consider the following scenario: Paul the Paleontologist is a very famous scientist who has studied dinosaur bones all over the world.Recently, he appeared on the evening news to talk about a new dinosaur he just discovered. Paul says he can tell from the fossils that superus awesomus lived on Earth about 175 million years ago.Plus, get practice tests, quizzes, and personalized coaching to help you succeed.Free 5-day trial Learn how scientists determine the ages of rocks and fossils.
Free 5-day trial Radiometric dating is used to estimate the age of rocks and other objects based on the fixed decay rate of radioactive isotopes.This 5-12-grade activity introduces students to the idea of sequencing information in overlapping data sets and the Principle of Superposition, which is a core concept in relative dating. Offers history of age dating, stratigraphic principles, rock correlation, fossil correlations, radiometric dating, and the geologic time scale. Short discussion of radioactive dating and stratigraphic principles.