The sunlight that reaches the earth has ultraviolet a and ultraviolet b (uva and uvb) rays these ultraviolet rays are the main causes of damage to the skin from the sun. Ultra violent rays 21k likes dark, female-fronted electro from outer space. Looking for online definition of ultraviolet radiation in the medical dictionary ultraviolet radiation explanation free what is ultraviolet radiation meaning of. Define ultraviolet rays ultraviolet rays synonyms, ultraviolet rays pronunciation, ultraviolet rays translation, english dictionary definition of ultraviolet rays.
Uv radiation and skin cancer by damaging the skin's cellular dna, excessive uv radiation produces genetic mutations that can lead to skin cancer. A description of ultraviolet radiation, what it is and how you can protect yourself provided by the centers for disease control and prevention. Excerpt from the tv documentary series the universe. Help raise sun safety awareness for grades k-12, educators and the general public. This webpage describes the electromagnetic spectrum, including gamma rays, x-rays, ultraviolet light, visible light, infrared light, microwaves, and radio waves. Ultraviolet radiation ultraviolet adjective abbr uv of or relating to electromagnetic radiation between violet visible light and x-rays in the electromagnetic.
Define ultraviolet ultraviolet synonyms, ultraviolet pronunciation, ultraviolet translation, english dictionary definition of ultraviolet adj abbr uv 1 of or. Ultraviolet radiation gary zeman, scd, chp ultraviolet (uv) radiation is defined as that portion of the electromagnetic spectrum between x rays and visible light, i. Invisible solar radiation that lies just beyond the violet end of the visible spectrum in the wavelength range from 10 to 400 nanometers (just below the x-ray range. Exposure to ultraviolet (uv) radiation is a major risk factor for most skin cancers learn what it is and how it affects your skin here.
Ultraviolet (uv) rays are invisible rays emitted as energy by the sun some exposure to uv rays is inevitable, but too much can. The sun is a source of the full spectrum of ultraviolet radiation, which is commonly subdivided into uv-a, uv-b ultraviolet waves nasa science 2010.
There is no such thing as a safe tan whether from the sun or from sunlamps used in tanning equipment, ultraviolet rays pose a health risk.
Ultraviolet (uv) radiation comes from natural sources and artificial sources being exposed to too much artificial or natural uv radiation can cause skin cancer and. If you are interested in swimming with the uvrays, contact grant skabelund at [email protected] or 801-362-0820. A detailed explanation about ultraviolet rays and their properties, benefits and dangers. All radiation is a form of energy, most of which is invisible to the human eye uv radiation is only one form of radiation and it is measured on a. Get information, facts, and pictures about ultraviolet radiation at encyclopediacom make research projects and school reports about ultraviolet radiation easy with. Define ultraviolet: situated beyond the visible spectrum at its violet end —used of radiation having a wavelength shorter than wavelengths of visible. Stratospheric ozone depletion due to human activities has resulted in an increase of ultraviolet radiation on the earth's surface the article describes some effects.