questionedithistorytranslations

Current version

This is the accepted version.
added by globalquiz.org Aug. 30, 2012, 9:36 p.m.
Which of the lines on the right, is the continuation of the black line on the left?
red one
blue one
none of them
both of them
This is known as Poggendorff illusion, first described in 1860. Many detailed studies of the illusion point to its principal cause: acute angles in the figure are seen by viewers as expanded.
globalquiz.org
0
Correct this question
3
Very interesting!
reach: rather globalillusionsoptical illusionstechnology

History

This is a correction, rejected.
added by Roger O'Donnell April 26, 2016, 11:49 a.m.
-1 This change is bad  Ben Congry
-1 This change is bad  Madman
-1 This change is bad  Luca Biaggi
Which of the lines on the right, is the continuation of the black line on the left?
red one
blue one
none of them
both of them
This is known as Poggendorff illusion, first described in 1860. Many detailed studies of the illusion point to its principal cause: acute angles in the figure are seen by viewers as expanded.
Roger O'Donnell
reach: rather globalillusionsoptical illusionstechnology

Votes

+3 Very interesting!  globalquiz.org