Answer:
a very powerful and influential nation (used especially with reference to the US and the former Soviet Union when these were perceived as the two most powerful nations in the world).
They divide along the 38th parallel.
Letter A. The statement that best describes 21st-century migration flow to the United States is that l<span>arge numbers of immigrants and migrant workers, including skilled and unskilled laborers and many with advanced degrees, are coming to the United States from South and Central America.</span>
<span>Weathering,
by definition, is the physical integration and chemical decomposition of earth
materials at or near the earth’s surface. Erosion, by definition, is the
gradual destruction of something by natural forces (e.g. water, wind, ice).
Therefore, the characteristic of both weathering and erosion is that it occurs
naturally.</span>
