Examlex
Find the midpoint of the line segment that connects the given points.
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Nature
The phenomena of the physical world collectively, including plants, animals, the landscape, and other features and products of the earth, as opposed to humans or human creations.
Retinal Images
Visual representations formed on the retina by the lens of the eye, serving as the basis for visual perception.
Cataract
A medical condition where the lens of the eye becomes cloudy, leading to decreased vision and, if untreated, potentially blindness.
Brightness Constancy
the human visual system's ability to recognize the brightness of an object regardless of the amount of light it reflects.
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