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.
At the dawn of history, the Egyptians were the only people with a civilization comparable to that of the Sumerians (although the Sumerian civilization was much older).tatuettes from the Ubaid period, the prehistoric era of the Sumerians. This kind of statue, along with the Sumerians' sudden rise to civilization, has caused some people to speculate that the Sumerians were assisted by aliens from outer space.