Geological Work of Ice
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Duration: 400 Feet
Genre: Natural Science
Year Published: 1935
Creator: Encyclopaedia Britannica Films
Format: 16mm
Color: B&W
Sound: Sound
Description: What happens when water freezes and ice thaws. Ice rivers—glaciers, of today and of the past. Evidences of ice age, terminal moraines, striated and grooved rocks, eskers, cirques, hanging valleys, fjords. (See also Col. 49a.)
Complete Record: Explains how ice, through geologic ages, has been a powerful factor in sculpturing the face of the earth. Reveals the tremendous effect of ice upon soil and rock as the ice constantly expands, contrasts, and moves. Illustrates how glaciers form, move and alter surroundings terrain features. Animated drawings explain the Pleistocene glaciation period. For high school, college, and adult groups.
Metadata Source:Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942
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Oddball Film and Video
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