Secret of Life
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Relates the dependency of every living thing upon the sun and its energy. Introduces such concepts as color, intensity, carbon 14, and photosynthesis as they relate to the sun and light. Includes experiments which are devised to study the effect of the sun's light on life.
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- 16mm Filmography (legacy record) — title, year, creator, length, format, color, description, catalog record
Original permalink · Record added 2024-04-22 17:19:15