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Peer reviewedKempa, R. F.; Auld, J. – School Science Review, 1974
Describes and discusses the procedure for a demonstration, found in the CHEMStudy film "Shapes and Polarities of Molecules" and in the Nuffield Advanced Chemistry and Physical Science materials, to qualitatively illustrate the differences between polar and non-polar liquids. (PEB)
Descriptors: Audiovisual Aids, Chemistry, Demonstrations (Educational), Educational Media
Peer reviewedScience Activities, 1972
Descriptors: Audiovisual Aids, Biological Sciences, Educational Media, Instruction
