Radiometric dating online activity ariel lin bo lin chen dating
Students will need a 100 'marked' dice (a piece of tape on one side of each) to conduct the "How Old Is That Rock?
Roll the Dice & Use Radiometric Dating to Find Out" hands-on geology project.
Dating an artifact found on a dig or evaluating the age of a rock requires special kinds of calculations and assessment.
One important approach used in geologic dating involves radioactivity.
Another form of radiometric dating involves potassium, which has a half-life of 1.25 billion years and changes to argon as it decays. Roll the Dice & Use Radiometric Dating to Find Out" geology Project Idea helps students better understand how radiometric dating works by using a hands-on game to simulate the process.
As a member, you'll also get unlimited access to over 70,000 lessons in math, English, science, history, and more.The uranium-235 to lead-207 decay series is marked by a half-life of 704 million years.These differing rates of decay help make uranium-lead dating one of the most reliable methods of radiometric dating because they provide two different decay clocks.Plus, get practice tests, quizzes, and personalized coaching to help you succeed.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.
Search for radiometric dating online activity:
As they record their rolls on a data chart, students create and evaluate the decay curve for the isotope.