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Peer reviewedKeeports, David – Physics Teacher, 1995
Uses a diode array spectrometer to explain why blue objects appear red when viewed through the yellowish amber lens of "blue blocking" sunglasses. (JRH)
Descriptors: Color, Optics, Physics, Science Activities
Peer reviewedKernohan, James C. – Physics Teacher, 1991
The effect of background color on the perception of color by students is discussed. Explanations on why students only see certain colors when viewing colored marks on a blackboard through different color filters are provided. (KR)
Descriptors: Color, Light, Physics, Problem Solving
Peer reviewedGabrielson, Curt – Physics Teacher, 1996
Describes an in-depth, comprehensive method that enables students to understand the basic concepts of visual perception. (JRH)
Descriptors: Physics, Science Activities, Science Instruction, Scientific Concepts
