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Mount St. Helens Teacher Resources
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Learners study topographic maps and contour lines and construct a simple three-dimensional model of Mount St. Helens before the May 18, 1980, eruption. They use topographic map skills to interpret the impact of the May 18, 1980, eruption of Mount St. Helens on the volcano's topography.
Students discover that volcanic eruptions are geologic events that take place within the upper part and on the surface of the Earth's lithosphere. They explain how volcanoes are related to the Earth's lithosphere. They focus on the May 18, 1980, eruption of Mount St. Helen's.