what are the principal differences between a radio wave and light? between light and an x-ray?
â¢ X rays are high energy electromagnetic waves, but visible light is medium energy electromagnetic waves. â¢ The visible spectrum is very narrow compared to the X-ray spectrum. â¢ X rays can penetrate the human body but visible light is not capable of doing that. Related posts: 1  Difference Between Radioactivity and Radiation. 2  Difference Between X-Rays and Gamma Rays.
â¢ Light is a narrow band of frequency in the EM spectrum while radio occupies a large portion of the EM spectrum, which is further divided into different regions based on the frequencies. Related posts: 1  Difference Between Speed of Light and Sound. 2  Difference Between Transverse and Longitudinal Waves.