In your textbook is an illusion that consists of two white lines placed across railroad tracks that converge in the distance.Although the two white lines are equal in length,the upper line will look longer because it appears to be farther away than the lower line.This illusion is called the
A) Ponzo illusion.
B) Fraser's spiral.
C) Poggendorff illusion.
D) Herring illusion.

Question

Quizplus · Accepted Answer

The description matches the Ponzo illusion, which is characterized by the perceived difference in size of two identical lines due to the context in which they are presented. The converging railroad tracks create a depth cue that makes the upper line appear farther away and therefore larger. Fraser's spiral, Poggendorff illusion, and Herring illusion are all different visual illusions with distinct characteristics.

In Your Textbook Is an Illusion That Consists of Two