Refraction
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Uses demonstrations to explain the principle of light refraction. Illustrates with a penicle in water and a magnifying glass. Shows an optical illusion and tells how it happens. (WCET) Kinescope.
Sources
- 16mm Filmography (legacy record) — title, length, format, color, description, catalog record
Original permalink · Record added 2024-04-22 21:55:59