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.
Ancient Greek - the Greek language prior to the Roman Empire. 1  Greek, Hellenic, Hellenic language - the Hellenic branch of the Indo-European family of languages. 2  Classical Greek, Ionic, Ionic dialect, Attic - the dialect of Ancient Greek spoken and written in Attica and Athens and Ionia. Aeolic, Aeolic dialect, Eolic - the dialect of Ancient Greek spoken in Thessaly and Boeotia and Aeolis. Arcadic, Arcadic dialect - the dialect of Ancient Greek spoken by Arcadians.