Question

Select the statement that accurately summarizes the electromagnetic spectrum.


All the wavelengths of energy, seen and unseen.

The wavelengths of energy humans can see.

All wavelengths except visible light.

The wavelengths of energy people can not see.

Answer 1

All the wavelengths of energy, seen and unseen.

(Explanation: the electromagnetic spectrum includes all electromagnetic radiation from radio waves through visible light to gamma rays; visible light is only a small part.)