When psychologists refer to the visible spectrum, they mean:
A)red, orange, and yellow light waves.
B)the visual field, including peripheral vision.
C)ultraviolet rays, gamma rays, and radio waves.
D)the narrow range of wavelengths in the electromagnetic spectrum that are visible to the human eye.

Question

Quizplus · Accepted Answer

The visible spectrum refers to the narrow range of wavelengths in the electromagnetic spectrum (from approximately 400 to 700 nanometers) that are visible to the human eye, including colors such as red, orange, yellow, green, blue, indigo, and violet.

When Psychologists Refer to the Visible Spectrum, They Mean