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Earthquakes and Volcanoes
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https://earthquake.usgs.gov/earthquakes/map/
Click on the gear button in the top right. Select “30 Days, Magnitude 2.5+ U.S.” Click on “Zoom to” button in top right of map and select “World” Also select “Largest magnitude first” as an option on the right-side menu
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Map 20 Current Earthquakes
Click on Earthquakes of your choice on the left-side menu. It should be a light blue circle now. On your map, draw a small circle in the approximate location of the quake. With small letters, next to the circle, write the magnitude, Date, and depth. Eg: M 6.5 (Bouvet Island), , Depth 10 km. Note: you may need to skip a few on the list if they are all in the same location on the map. That’s okay. We need a variety of locations around the world.
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Map 20 Current Volcanoes Link: (main map down as ) You can still access individual volcanoes below the main map and then make them larger to see their locations Alternate link: This site does a weekly update, so you can go to the Archive tab for extras. Use one of the above links to chart 20 current volcanoes with a TRIANGLE Date (or date range) Type of volcano Eg.: Stromboli (off Italy), 16 Dec 17, Stratovolcano
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As a class… What are some observations that you can make about the Earthquakes you mapped? How about Volcanoes? What are the patterns for the earthquakes and volcanoes that you note?
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What kind of questions do you have about what you’ve observed?
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Let’s discuss “Tectonics”
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