Our tendency to perceive a stable, unchanging environment despite changes in sensory input refers to the concept of perceptual constancy. It is the ability of our brain to maintain consistent perceptions of objects, shapes, colors, and sizes even when sensory information may vary.
Related terms
Sensory adaptation: The process by which our senses become less responsive or sensitive to constant or unchanging stimuli.
Size constancy: The perceptual phenomenon where we perceive an object as maintaining its size, regardless of its distance from us.
Shape constancy: The perceptual phenomenon where we perceive an object as maintaining its shape, even when it is viewed from different angles.