Understanding Our Earth - How it's surface Changes
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Explains the slow but constant change in the surface of the earth by showing the erosive effects of water and wind upon a recently excavated mound of raw earth. Includes scenes of the eruption of the Paracutin Volcano, the Grand Canyon of the Colorado River, and a rocky mountainside, pointing out the geologic evidence of forces which continue to build up and wear away the surface of the earth. Educational collaborator: Glenn O. Blough, Investigates the forces which cause changes in the earth's surface, such as wind, water, glaciers, rivers, volcanoes, and human activities.
Complete catalog record
Explains the slow but constant change in the surface of the earth by showing the erosive effects of water and wind upon a recently excavated mound of raw earth. Includes scenes of the eruption of the Paracutin Volcano, the Grand Canyon of the Colorado River, and a rocky mountainside, pointing out the geologic evidence of forces which continue to build up and wear away the surface of the earth. Educational collaborator: Glenn O. Blough, , Investigates the forces which cause changes in the earth's surface, such as wind, water, glaciers, rivers, volcanoes, and human activities.NOTE: Two (or more) records have been merged together to create this data.
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Original permalink · Record added 2023-02-28 06:38:30