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Lesson Plan
Curated OER

Who Was Here First? Relative Dating

For Teachers 10th - 12th
Students read about and complete question activities for the topic of relative dating. In this relative dating lesson, students read information for the topic and then complete two activities to further their understanding of geologic...
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Worksheet
Curated OER

How Do We Measure Absolute Time?-Geologic Clocks

For Students 7th - 10th
In this absolute time activity, students define radiometric dating, tree rings and varves as means to measure absolute time. They are given information about each of these methods of dating.