Initial Publication Date: October 9, 2006
Step-by-step instructions
The instructions for this exercise have five main parts. Click each part name to see the steps in that part.
Review your knowledge of the various types of volcanoes.
Download the free version of the Google Earth software and install on your computer.
Download a file containing Google Earth placemarks for selected volcanoes located in the western United States. Use the program's features to make observations of the volcanoes.
Use the NAVDAT database to download geochemical compositions of the rocks sampled from the volcanoes you investigated in Part 3.
Compare the geomorphic and geochemical data from the volcanic landforms and hypothesize how they are related.
