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.
There were three major dialects in ancient Greece, Aeolic, Doric and Ionic. Each of these were from different tribes, the Aeolians lived in the islands of the Aegean, the Dorians, from the Greek coast of Peloponnesus, including Crete, Sparta and other parts of West Coast Asia Minor.