Thermal radiation is defined as
A)radiation with a spectrum whose shape depends only on the temperature of the emitting object.
B)radiation produced by an extremely hot object.
C)radiation that is felt as heat.
D)radiation in the form of emission lines from an object.

Question

Quizplus · Accepted Answer

Thermal radiation is defined as radiation with a spectrum whose shape depends only on the temperature of the emitting object. It includes all forms of electromagnetic radiation, from radio waves to gamma rays, and is emitted by any body with a temperature above absolute zero. It is also known as blackbody radiation.

Thermal Radiation Is Defined as