Which of the following statements most accurately describes the relationship between the electromagnetic spectrum and visible light?
A) "The electromagnetic spectrum" is just geek-speak for "visible light." They're the same thing.
B) The electromagnetic spectrum refers to a small portion of the spectrum of visible light.
C) A small portion of the electromagnetic spectrum is seen as visible light.
D) Most but not all of the electromagnetic spectrum is seen as visible light.

Question

Quizplus · Accepted Answer

The electromagnetic spectrum includes all wavelengths of electromagnetic radiation, from radio waves to gamma rays. However, only a small portion of the spectrum, corresponding to wavelengths between approximately 400 and 700 nanometers, is seen by humans as visible light. Therefore, statement C is the most accurate.

Which of the Following Statements Most Accurately Describes the Relationship