Around 1800,William Herschel passed light through a prism and discovered that part of the NONVISIBLE radiation in the resulting spectrum would raise the temperature of a thermometer.This portion of the electromagnetic spectrum is
A) radio.
B) infrared.
C) ultraviolet.
D) X-ray.

Question

Quizplus · Accepted Answer

William Herschel's discovery that part of the nonvisible radiation in the spectrum could raise the temperature of a thermometer refers to the infrared portion of the electromagnetic spectrum.

Around 1800,William Herschel Passed Light Through a Prism and Discovered