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Peer reviewedKeller, Brian A. – Mathematics Teacher, 1998
Presents an activity in which students use mathematical ideas to understand how the intensity of light changes as light passes through water or similar partial barriers, by using a calculator-based laboratory device to record light intensity. Continues with a structured series of questions involving the use of difference equations with which…
Descriptors: Computer Interfaces, Educational Technology, Equations (Mathematics), Graphing Calculators
