Surface Of The Earth
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✎ Suggest a correctionShows the process of rock formation and discusses the effect of water and wind on the earth, and causes and effects of glaciers, hot springs, earthquakes and volcanoes. Describes how mountains rise from the earth and are slowly worn away, and how caves and caverns are formed.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
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