Which of the following types of electromagnetic radiation has the longest wavelength?
A) gamma rays
B) X-rays
C) radio waves
D) infrared
E) visible

Question

Quizplus · Accepted Answer

Radio waves have the longest wavelength among the given options. They can have wavelengths of up to several kilometers while gamma rays have the shortest wavelength, around a trillion times smaller than that of radio waves.

Which of the Following Types of Electromagnetic Radiation Has the Longest