Most of the state’s surface was modified by glacial action, leaving a vast quantity of excellent soil material and extensive deposits of sand, gravel, glacial till, and loess.
The more-eroded southern part of the state gives way to the central plain, an extremely fertile agricultural belt with large farms, and then to the mostly flat glacial lake basin and moraine (rocky glacial debris) region of northern Indiana.
The cities near the state’s northwestern corner form an industrial, economic, and social continuum with neighbouring Chicago.
Their significant African American and Hispanic populations and the political aspirations contrast strikingly with life in the smaller cities and towns near the state’s southern boundary.
The highest elevation is near the Ohio border, at about 1,250 feet (380 metres) above sea level, while the lowest point, at roughly 330 feet (100 metres), is in the southwest where the Wabash River enters the Ohio River.
About 90 percent of the land lies between 500 and 1,000 feet (150 and 300 metres).
Its northern areas lie in the mainstream of the industrial belt that extends from Pennsylvania and New York to Illinois.
Though generally considered a conservative and Republican stronghold, Indiana has voted into both state and national office nearly as many Democrats as Republicans. Population (2010) 6,483,802; (2017 est.) 6,666,818. Indiana forms part of the east-central lowlands that slope downward from the Appalachian Mountains to the Mississippi River.The general slope and drainage pattern is toward the south and southwest, though an almost imperceptible groundswell in the northeast forms a watershed between the St. The Wabash, the Ohio, and the east and west forks of the White River form part of the Mississippi basin. Joseph River meanders into Lake Michigan, while in the east the Maumee flows northeastward into Lake Erie.The northern half of the state is dotted with many small glacial lakes, including several of the state’s largest.Despite its large size, the carrier can move at almost 35 miles per hour at full steam thanks to its nuclear power plants.The USS Lincoln recently went through a mid-life servicing, which included a refueling of the carrier's nuclear power plant, a modernization of its computer and war-fighting systems throughout the ship, and total rework of its flight deck gear Class and type: Nimitz-class aircraft carrier Commissioned: November 11, 1989Length: 1,092 feet (332.8 m) Weight: 99,790 tons Speed: 30 knots (56km/h or 35mph)Aircraft carried: 90 fixed wing and helicopters Crew: Commissioned in 1989 and built to last 50 years, the ship recently went through a mid-life servicing.Indiana, constituent state of the United States of America. states in terms of total area and, except for Hawaii, is the smallest state west of the Appalachian Mountains.