Radioactive dating middle school
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By 1830 Lyell's famous textbook, Principles of Geology, came out. Such was the age of the great creationist geologists!
The principle of faunal succession in the geologic record was established by direct observation as early as 1799 by William Smith.
Students use M&Ms to demonstrate the idea of radioactive decay. Parent isotopes are represented by the M side up (radioactive).
Paul, MN, based on an original activity retrieved from also with the help of Jenni Johansen (other 8th grade science teacher at So. Paul Junior High School In this activity, students gain a better understanding of radioactive dating and half-lives.
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