Quick Answer. Amplitude in an oscillating system is the measure of change with each oscillation within the system and is a general indicator for the amount of energy contained in a wave. For example, the amplitude of a sound wave is a measure of its volume.
The Sumerians were the first Mesopotamian civilization. They lived in independent walled city-states. Uruk, the first and one of the largest cities in Mesopotamia, had a six miles long wall with defense towers located at 30-35 foot intervals.he Sumerians were the first Mesopotamian civilization. They lived in independent walled city-states. Uruk, the first and one of the largest cities in Mesopotamia, had a six miles long wall with defense towers located at 30-35 foot intervals.
The Hattians were a civilization which inhabited the area of present-day Anatolia, Turkey from the 26th century to around the 18th century B.C. Believed to be the earliest urban settlers of the area, their existence can be traced to 24th-century Akkadian cuneiform tablets. Most archaeologists believe that they were indigenous to the area preceding the more famous Hittite civilization, which arrived in the 23rd century B.C. The two cultures slowly merged together, with the Hittites adopting a variety of Hatti religious beliefs and practices.