DoNow: An ivory mammoth tusk is claimed to be 17 thousand years old. Radiocarbon or carbon-14 dating will be used to verify the age. The halflife of carbon-14 is 5730 years. How many half-lives should have elapsed? What percent and fraction of carbon-14 should remain in the ivory tusk? (nat geo)
AIM: I can describe how to use relative and absolute dating techniques to determine the age of rocks.
Activities:
- Submit Half-Life of Red Vine Worksheet p95; SSN 11.10 Radiometric Dating (slideshow) p96
- Tableshare Radiometric Dating Game (PhET Simulation java devices only) (procedure) p97
- Dating Rocks and Fossils Activity p98
- 11.2, 11.9 and 11.10 Study Guide Age of Earth
Homework:
Complete Dating Rocks and Fossils Activity p98
Due Next Class:
Radiometric Dating Game (PhET Simulation) p97
Coming Up:
Age of the Earth Review
Dating Rocks and the Earth Quiz Fri., 25Jan2019
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