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What is Understanding Ultraviolet Light and Its Uses about?
Ultraviolet (UV) light has shorter wavelengths than visible light and is invisible to the human eye. UV light comes from the sun and is categorized into UV-A, UV-B, and UV-C, with UV-C being the most harmful. In 1801, Johann Ritter discovered UV light through an experiment showing that photographic paper blackened more quickly beyond the violet end of the visible light spectrum. UV light is used in astronomy to study star and galaxy formations, vitamin D production, water sterilization, fluorescent lighting
- Author
- Yerduah Lopez
- Language
- EN