Air all around us
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This film is designed to implement the study of air by developing the following concepts: air is all around us; air is a substance, ie it occupies space, and can be weighed; air exerts pressure from all sides; air expands when it is heated and contracts when it is cooled; air can be compressed.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:13:13