Examlex
Andrew Carnegie invented the process that enabled a dramatic increase in steel production.
Afterimages
Visual illusions in which retinal impressions persist after the removal of a stimulus, often in complementary colors.
Trichromatic Theory
A theory in vision science that proposes the human eye has three types of receptors with differing sensitivities to different light wavelengths, corresponding to the colors red, green, and blue.
Apparent Movement
The perception of movement in a stationary object, or the perception of motion caused by certain visual cues or stimuli without actual motion.
Linear Perspective
A technique in art and photography that creates the illusion of depth on a flat surface, using converging lines to mimic how our eyes perceive distance.
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