PlzeÅ (Czech pronunciation: [ËplÌ©.zÉÉ²]), also called Pilsen in English and German, is a city in western Bohemia in the Czech Republic. About 90 kilometres (56 miles) west of Prague, it is the fourth most populous city in the Czech Republic.
The Chromosphere. Click on image for larger version. The chromosphere is an irregular layer above the photosphere where the temperature rises from 6000&degC to about 20,000&degC. At these higher temperatures hydrogen emits light that gives off a reddish color (H-alpha emission).
The corona is the outer layer. It is only visible during an eclipse. The Sun has three layer the Photosphere,chromosphere, and the corona Photosphere is the inner layer of the sun atmosphere The chromosphere is the middle layer of the sun and the Corona is the outer layer of the sun. 50 people found this useful. Answered.