When does apparent movement occur?
A) Apparent movement occurs when one's head is stationary, but an object is moved in the visual field.
B) Apparent movement occurs when an object is held stationary in the visual field, but one's head is moved.
C) Apparent movement occurs when one's head and an object in the visual field are moved at somewhat different speeds.
D) Apparent movement occurs when two points of the visual field are stimulated sequentially at certain intervals.

Question

Quizplus · Accepted Answer

Apparent movement occurs when two points of the visual field are stimulated sequentially at certain intervals, creating the illusion of movement between them. This is known as the phi phenomenon and is a type of perceptual illusion.

When Does Apparent Movement Occur