You already know the simple explanation behind sunburn. When your skin is exposed to the sun for a period of time, eventually it burns, turning red and irritated. Under the skin, things get a little more complicated.The sun gives off three wavelengths of ultraviolet light: 1  UVA. 2  UVB. 3  UVC.ou already know the simple explanation behind sunburn. When your skin is exposed to the sun for a period of time, eventually it burns, turning red and irritated. Under the skin, things get a little more complicated.
Anglo-Saxon, term used historically to describe any member of the Germanic peoples who, from the 5th century ce to the time of the Norman Conquest (1066), inhabited and ruled territories that are today part of England and Wales.
History & Culture. Definition: The Saxons were an early Germanic tribe that would play a significant role in both post-Roman Britain and early medieval Europe. From the first few centuries B.C. up until about 800 C.E., the Saxons occupied parts of northern Europe, with many of them settling along the Baltic coast.