Answer:
<u>Sumer</u>, located in Mesopotamia, is the first known complex civilization, having developed the first city-states in the 4th millennium BCE. It was in these cities that the earliest known form of writing, cuneiform script, appeared around 3000 BCE.
Explanation:
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The mass of the sandwich is 35 g.
Mass is the amount of matter contained in a body.
Total mass of a composite body such as a sandwich with, bread, jelly and peanut butter, is the sum of the masses of bread, jelly and peanut butter.
The mass of the sandwich is 35 g
Plessy v. Ferguson allowed the southern states to make a doctrine that came to be know as “separate but equal”
Answer:
signal-to-noise ratio
Explanation:
The measure which compares level of desired signal to that of the background noise in the system is known is signal-to-noise ratio. Signal-to-noise ratio is the ratio of the signal power to that of noise. It is expressed often on decibels. The ratio which is higher than 1:1, means that there is more signal as compared to noise.
Alicia when talking to Maya has to shout when there is more background noise and has to talk easily when there is no noise is an illustration of signal-to-noise ratio.
