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The Story of a Rock |
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Object of the Activity MacWrite the story of the rock cycle. Steps to Follow: Examine the rock cycle diagram that your teacher has made for you or check out the following Web sites to read about this cycle yourself. http://www.science.ubc.ca/~geol202/rock_cycle/rockcycle.html http://rocks4u.com/teachers.htm As you watch the first hour of the field trip, list the geologic events that occurred between the sea floor spreading 300 million years ago and the deposition of the copper ore. Events could include the formation of the island arc in the Pacific Ocean and the formation of the Aleutian Mountain Range Work with your teacher to form a master list of the events and, then, translate them to the rock cycle. Use the rock cycle flow chart of geologic events to create an inventive biography of a chunk of volcanic rock found in the Valley of 10,000 Smokes.
Resources/Materials/Supplies Internet access Textbooks Video Segment - Program #2
Working Tips and Hints
Use the Hot Links to help you add details to your biography to enhance its authenticity. Use the rock cycle you and your classmates created using the geologic events described by the Alaskan Volcano Observatory geologists' to write a simple outline for your cycle. Consider a variety of forms for your biography:
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