Examlex
What do economists mean when they state that a good is scarce?
Perceptual Constancy
The tendency of perceiving objects as unchanging (having consistent colors, brightness, shape, and size) even as illumination and retinal images change.
Monocular
Referring to or involving one eye.
Bouncing Ball
A simple dynamic system involving a ball being dropped or thrown such that it rebounds off a surface.
Perception
The process of interpreting sensory information to understand and interact with the environment.
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