The answer is "It aided the growth of heavy industries". For the fact that Midwestern cities are found on the shores of the Great lakes or along major rivers, it gives businessmen or industries to ship their products in and out of different places with the help of the different bodies of water surrounding their cities.
Well, if its only two feet its a wake
Scientists discovered that the rock that makes up the ocean floor lies in a pattern of magnetized Stripes. These 'stripes' hold a record of reversals in the Earth's magnetic field, as the rock is cooled, the iron bits line up in the direction of Earth's magnetic field.
Answer:
I might be wrong, but I think the 4 main ethnic groups are Caucasian, Hispanic, African-American, and Asian.
