Plate Tectonics
Learning Target: Students will describe plate tectonics.
Vocabulary
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Pages in the book 772-778 and 788-790
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Follow the link http://www.learner.org/interactives/dynamicearth/drift.html and answer the first question about which picture looks like the earth today. After you have answered continue by following the "How do we know this" green button. Read the section about plate tectonics and click on the "Continents over time" activity (in red letters) and complete it.
This amazing photograph shows a diver in the gap between two tectonic plates. Scuba diver Alex Mustar dived 80 feet into the crevice between North America and Eurasia. The area is near Iceland and it's full of faults, volcanoes and hot springs caused by the plates gradually separating at a rate of about 1 inch a year.
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