Of the following, which consists of electro-magnetic waves with the shortest wavelength?
A) a beam of green light
B) TV transmissions bringing us Monday night football
C) the sound of the instructor's voice
D) the waves of a dental x-ray
E) the rays that tan a sunbather on the beach

Question

Quizplus · Accepted Answer

Dental x-rays are a type of high-energy radiation, and therefore have the shortest wavelength of the given options. The shorter the wavelength, the higher the energy of the electromagnetic wave.

Of the Following, Which Consists of Electro-Magnetic Waves with the Shortest