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Planinšic, Gorazd; Etkina, Eugenia – Physics Teacher, 2015
This is the fourth paper in our Light-Emitting Diodes series. The series aims to create a systematic library of LED-based materials and to provide readers with the description of experiments and the pedagogical treatment that would help their students construct, test, and apply physics concepts and mathematical relations. The first paper provided…
Descriptors: Light, Problem Solving, Scientific Concepts, Inquiry
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Forringer, Ted – Physics Teacher, 2014
In our science for non-science majors course "21st Century Physics," we investigate modern "Hubble plots" (plots of velocity versus distance for deep space objects) in order to discuss the Big Bang, dark matter, and dark energy. There are two potential challenges that our students face when encountering these topics for the…
Descriptors: Inquiry, Nonmajors, Physics, Discovery Processes
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Ruether, Andrew A. – Physics Teacher, 1995
Presents a demonstration that attracts and then repels soap bubbles to a Van de Graaff generator. Discusses theory and describes the event that led to the development of this demonstration. (JRH)
Descriptors: Demonstrations (Science), Discovery Processes, Elementary Secondary Education, Physics