Absolute and relative dating ppt
Relative dating methods were the first dating techniques to be developed, and are still widely used.The radiocarbon dating method was developed in the late 1940's by Dr. Libby, who later won a Nobel Prize in chemistry for this work.This lesson introduces absolute dating and a few ways in which scientists accomplish it.The majority of the lesson focuses on radiometric dating, including an activity where students date their own "rocks and fossils".| Teaching Weathering, Erosion, & Deposition | | Teaching the Metric System | Teaching the Water Cycle | Teaching Plate Tectonics | Teaching Earthquakes | Teaching Volcanoes | | Teaching Experimental Design | Contains over 200 pages of ready-to-run materials covering: Relative and Absolute Time, Sequencing Geologic Events, Geologic History Timelines, Geologic Eras, Fossils, Tree Cookies, and Radiactive Dating.The Packet contains: Objectives and strategies, detailed lesson plans & ideas, bellwork and journal suggestions, labs and worksheets with answers, tests & quizzes with answers, active learning suggestions including the Rules of the Game Foldable, and game suggestions you can run off on colored paper. Any scientific study of the past, including the geologic past, relies on the use of dating methods to determine the age of sites, landforms, sediments or geologic events.A variety of dating methods are available, and the scientist must decide which method will provide the most accurate results in each case.
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