When a rod of metal is heated intensely, its predominant color will
A) remain red as the intensity of light increases.
B) change from red through orange to white and then to blue.
C) change from blue through white, then orange, and finally red, when it becomes red-hot at its hottest.
D) be white, all colors mixed together, as the intensity of light increases.

Question

Quizplus · Accepted Answer

As a metal rod is heated, its color changes due to blackbody radiation, starting from red for lower temperatures, moving through orange and white, and finally reaching blue at very high temperatures. This sequence reflects the increasing energy and temperature of the metal.

When a Rod of Metal Is Heated Intensely, Its Predominant