Question

10 multiple choice 1 point which type of electromagnetic wave is primarily used in wireless technologies? ultraviolet rays infrared waves gamma rays radio waves

Explanation:

Radio waves have long - wavelengths and can travel long distances, making them suitable for wireless communication like Wi - Fi, mobile networks. Ultraviolet rays are used in sterilization, infrared in remote controls (but not primary for wireless tech), and gamma rays in medical imaging and cancer treatment.

Answer:

D. Radio waves