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Direct linkSingh, Sushil Kumar; Kashyap, Jaya Shivangani; Rajwani, Priyanka; Kaur, Savinda – Physics Education, 2019
Understanding reflection and refraction are an integral part of school and college learning. In nature even birds and fish (Archer fish) very skillfully use refraction to strike down prey present above or below the water surface. Fermat's principle allows one to look beyond the reasons behind the laws governing the reflection and refraction. A…
Descriptors: Scientific Concepts, Scientific Principles, Computer Assisted Instruction, Science Experiments
Peer reviewedMerrill, John R. – American Journal of Physics, 1971
Descriptors: College Science, Computer Assisted Instruction, Computer Programs, Instructional Materials
