The mediaâs role in bringing many of the significant events of the civil rights movement to light helped the nation to progress towards more equality.
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.
CT does use x-rays and the way x-rays interact with tissue is simple as far as imaging is concerned. x-rays pass through tissue and get attenuated as x-ray photons are scattered by tissue atoms. The denser the tissue along the x-ray path, the more photons are scattered.