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Direct linkKesonen, Mikko Henri Petteri; Asikainen, Mervi Anita; Hirvonen, Pekka Emil – EURASIA Journal of Mathematics, Science & Technology Education, 2017
In the present article, the context-dependency of student reasoning is studied in a context of optics. We investigated introductory students' explanations about the behavior of light when different light sources, namely a small light bulb and a laser, were used in otherwise identical task assignments. The data was gathered with the aid of pretest…
Descriptors: Light, Optics, Science Instruction, Scientific Principles
