Learner Express: Modules for Teaching and Learning
Geoscientist, Chuck Blay, of Teok Investigations, and volcanologist Dave Sherrod, of the Hawaii Volcano Observatory, USGS, compare and contrast Hawaiian volcanoes to Mt. Saint Helens, explaining the difference between an "effusive" volcano and an "explosive" volcano. Run Time: 00:02:58
Grades 5-8 Standard D. Landforms are the result of a combination of constructive (sedimentation, volcanoes) and destructive forces (weathering and erosion).
Volcanoes—Sources and Types of Lava
Demo of Shield Volcanoes versus Stratovolcanoes