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Mount St. Helens: Before and After

Grades: 3-12
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When Mount St. Helens erupted on May 18, 1980, the top 400 meters (1,300 feet) of the volcano disappeared within minutes. The blast ...

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Accessibility: Textual, Visual

Permitted use: Stream, Download, Share, and Modify

©2006 ∑©∫˙ ´ducational Foundation. All Rights Reserved.

Benchmarks for Science Literacy
NSTA National Science Education Standards


Produced for Teachers' Domain


©2006 WGBH Educational Foundation. All rights reserved. Stock footage courtesy of U.S. Geological Survey. Still images courtesy of USGS/Cascades Volcano Observatory, USDA Forest Service, Mount St. Helens National Volcanic Monument, and NASA/Goddard Space Flight Center Scientific Visualization Studio.

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