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.
Who were the Saxons and Angles? The Saxons were a tribe of Germanic people who originally came from the area of current northern Germany. They invaded Britain during the time of Roman occupation. Similarly the Angles came from the area of northern Germany and Denmark. The Jutes and Frisians were other tribes of Germanic people.