Radioactive dating lesson middle school

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This use of varied modalities for learning gives benefit to a wide range of student learning styles. 49Innovations in Teaching Earth-System Science for the K12 Classroom Sheraton Baltimore City Center: Pratt A/B PM- PM, Monday, 15 March 2010Geological Society of America Abstracts with Programs, Vol. Permission is hereby granted to the author(s) of this abstract to reproduce and distribute it freely, for noncommercial purposes.

In this science project, each coin represents an atom.M&Ms™ were shaken in a bag, poured out on the table, and then removed to the decayed pile if they did not show their “m” label.As parent element M&Ms™ were removed through radiometric decay, daughter element marshmallows replaced them.In a large collection of atoms, there is a definite time, called the half-life of the isotope, after which one-half of the total number of nuclei would have decayed.This time varies from few-millionths of a second to millions of years for different radioactive isotopes.

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