Things Expand When Heated
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✎ Suggest a correctionDemonstrates the movements of molecules before and after heat is applied to them, as an understanding of contraction and expansion. Provides an introduction to the Molecular Theory.
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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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