In physics, intensity is the power transferred per unit area, where the area is an imagined surface that is perpendicular to the direction of propagation of the energy. In the SI system, it has units watts per square metre (W/m 2).
The Ancient Greeks spoke Ancient Greek with three different major dialects: Aeolic, Doric and Ionic. They were the first Europeans to both read and write with an alphabet. This alphabet eventually led to the development of all modern European languages.
The one official language of Greece is Modern Greek. Ancient Greek was spoken in ancient times. Many changes and simplifications have occured to Ancient Greek to form today's Modern Greek. The Jewish minority speaks Ladino. The Muslim minority speaks Bulgarian, Romani, or Turkish. Other minority languages are Albanian, Macedonian, and Romanian.