As the retinal image of a horse galloping toward you becomes larger,it is unlikely that the horse will appear to grow larger.This best illustrates the importance of

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Quizplus · Accepted Answer

Size constancy is the tendency to perceive objects as maintaining their size despite changes in the size of their retinal image. In this scenario, as the horse gallops towards us, its retinal image becomes larger, but we still perceive the horse as being the same size due to size constancy. This is why it is unlikely that the horse will appear to grow larger.

As the Retinal Image of a Horse Galloping Toward You