16mm Filmography
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Exploring The Earth's Crust

Examines methods of studying the earth's crust. Shows how geologists identify and date different kinds of rocks. Describes seismic methods of calculating the depths of rock layers. Shows how knowledge of the earth's crust is important to agriculture and industry.

More in Physical World Series

  1. Exploring The Atmosphere 1969
  2. Exploring The Earth's Crust 1969
  3. The Earth's Crust 1969
  4. The Oceans 1969

Related films

Sources

  1. 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
  2. 16mm Filmography (legacy record) — catalog record

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