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Direct linkYan, Yaw Kai; Subramaniam, R. – Chemistry Education Research and Practice, 2016
The study explored grade 12 students' understanding of reaction kinetics, a topic which has not been extensively explored in the chemistry education literature at this level. A 3-tier diagnostic instrument with 11 questions was developed--this format is of very recent origin and has been the subject of only a handful of studies. The findings…
Descriptors: Grade 12, Motion, Scientific Concepts, Scores
Peer reviewedTrowbridge, David E.; McDermott, Lillian C. – American Journal of Physics, 1981
Describes a systematic investigation of the understanding of the concept of acceleration among students enrolled in a variety of introductory physics courses through individual demonstration interviews. Describes and identifies some conceptual difficulties and discusses some implications for instruction. (Author/SK)
Descriptors: Cognitive Ability, Cognitive Measurement, College Science, Concept Formation
