Color Appearance Under Different Light · PhysicsBowl 2017 #20
Physics · optics
Problem
An object appears green when ideal cyan light shines on it. If ideal yellow light were to shine on the object, which one of the following choices identifies the color(s) that the object could appear?
(A) only red
(B) only yellow
(C) only green or black
(D) only yellow or green
(E) only yellow, green, or red