Physical Changes All About Us (1977)
Revised version of the 1953 motion picture Simple Changes In Matter. Follows the activities of a child who observes and experiments with familiar physical changes. Leads to laboratory demonstrations concerning solids, liquids and gases and changes in state.
We digitized and uploaded this film from the A/V Geeks 16mm Archive. Email us at firstname.lastname@example.org if you have questions about the footage and are interested in using it in your project.