According to an effect called "brightness contrast," if you want to make one gray patch look brighter than an identical gray patch, then you should place it on
A) a white background
B) a black background
C) a slightly gray background
D) a color background

Question

Quizplus · Accepted Answer

Placing a gray patch on a black background makes it appear brighter than it actually is due to the contrast effect between the dark background and the lighter gray patch. This phenomenon is known as "brightness contrast," where the perceived brightness of an object is influenced by the brightness of its surroundings.

According to an Effect Called "Brightness Contrast," If You Want