Descriptor
| Perception | 3 |
| Science Experiments | 3 |
| Cognitive Processes | 2 |
| Color | 2 |
| Science Education | 2 |
| Visual Discrimination | 2 |
| Visual Perception | 2 |
| Cues | 1 |
| Depth Perception | 1 |
| Dimensional Preference | 1 |
| Optics | 1 |
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| Scientific American | 3 |
Author
| Walker, Jearl | 2 |
| Treisman, Anne | 1 |
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| Journal Articles | 3 |
| Reports - General | 3 |
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Walker, Jearl – Scientific American, 1986
Methods and optics of perceiving color in a black-and-white grating are described. A sample grating which produces the effect is included. (JN)
Descriptors: Color, Optics, Perception, Science Experiments
Treisman, Anne – Scientific American, 1986
Appraises current explanations of how visual processing occurs. Highlights the basics of simultaneous and serial levels of processing. Discusses the results of a series of experiments on visual-search tasks and also on the role of prior knowledge in processing. (ML)
Descriptors: Cognitive Processes, Perception, Perception Tests, Science Education
Walker, Jearl – Scientific American, 1986
Describes experiments which focus on the perception of three dimensions. Discusses the cues about distance and depth and the role they have in perceptions of three dimensions. Evaluates the effect of color on the illusion on depth. (ML)
Descriptors: Cognitive Processes, Color, Cues, Depth Perception
