How Materials Are Alike and Different
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Explains that all materials occupy space and have weight, but have different properties. Uses observations and simple tests to demonstrate such properties as density, flexibility, elasticity, solubility, and tensile strength. Explains that the properties of a material determine its use. For grades 4-6.
Sources
- 16mm Filmography (legacy record) — title, year, catalog record
Original permalink · Record added 2024-09-08 03:41:15