The successive blinking on and off of the lights on the neon sign gave the impression of beer filling a glass. This illusion of motion is the
A)phi phenomenon.
B)constancy principle.
C)common-fate principle.
D)motion parallax effect.

Question

The successive blinking on and off of the lights on the neon sign gave the impression of beer filling a glass. This illusion of motion is the ​
A)phi phenomenon.
B)constancy principle.
C)common-fate principle.
D)motion parallax effect.

Quizplus · Accepted Answer

The phi phenomenon is the optical illusion of perceiving continuous motion between separate objects viewed rapidly in succession, such as the blinking lights on a neon sign creating the impression of motion or action, like beer filling a glass.

The Successive Blinking on and Off of the Lights on the Neon