Jim is driving down the highway one night when he notices a flashing sign that is directing traffic toward the right.He notices that the sign appears to consist of a steady stream of arrows moving toward the right.The next day,he sees the sign in the daylight and realizes that it has no moving parts.What was responsible for Jim's perception of arrows moving toward the right when he saw the sign the night before?
A) motion aftereffects
B) stroboscopic movement
C) shape constancy
D) linear perspective

Question

Quizplus · Accepted Answer

Jim's perception of arrows moving toward the right was caused by stroboscopic movement, also known as the phi phenomenon. This illusion is created by presenting a series of still images in rapid succession, giving the impression of motion. In this case, the flashing of the arrows on the sign created the illusion of movement, even though the sign itself was stationary.

Jim Is Driving Down the Highway One Night When He