You are in Times Square on New Year's Eve and are watching all of the giant screens. You detect "apparent" movement on these digital billboards, although what you actually perceive are light pixels flashing on and off or changes in color. This is known as _____.

Question

Quizplus · Accepted Answer

The apparent movement on digital billboards that is perceived as flashing pixels or changes in color is known as the phi phenomenon. This phenomenon describes the illusion of motion that is created by the perception of two or more stationary objects being in different positions in rapid succession.

You Are in Times Square on New Year's Eve and Are