When two black disks move toward each other on a computer screen, overlap each other, and go to each other's starting position, people perceive that

Question

Quizplus · Accepted Answer

This phenomenon is related to the principle of multisensory integration, where the addition of a brief sound at the moment of overlap can alter the visual perception from passing through each other to bouncing off each other. The sound cue suggests a collision, leading observers to interpret the visual information as if the disks are bouncing off each other rather than passing through.

When Two Black Disks Move Toward Each Other on a Computer