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Mississippi, river, United States

(Encyclopedia)Mississippi, river, principal river of the United States, c.2,350 mi (3,780 km) long, exceeded in length only by the Missouri, the chief of its numerous tributaries. The combined Missouri-Mississippi ...

Turkmenistan

(Encyclopedia)CE5 Turkmenistan to͞orkmyĕˌnyĭstänˈ [key], republic (2015 est. pop. 5,565,000), 188,455 sq mi (488,100 sq km), central Asia. It borders on Afghanistan and Iran in the south, Uzbekistan in the...

electricity

(Encyclopedia)CE5 Electrical and radio symbols electricity, class of phenomena arising from the existence of charge. The basic unit of charge is that on the proton or electron—the proton's charge is designate...

energy, sources of

(Encyclopedia)energy, sources of, origins of the power used for transportation, for heat and light in dwelling and working areas, and for the manufacture of goods of all kinds, among other applications. The develop...

Sicily

(Encyclopedia)Sicily sĭsˈĭlē [key], Ital. Sicilia, region (1991 pop. 4,966,386), 9,925 sq mi (25,706 sq km), S Italy, mainly situated on the island of Sicily, which is bounded by the Mediterranean Sea on the we...

Kazakhstan

(Encyclopedia)CE5 Kazakhstan or Kazakstan käˌzäkstänˈ [key], officially Republic of Kazakhstan, republic (2015 est. pop. 17,750,000), c.1,050,000 sq mi (2,719,500 sq km), central Asia. It borders on Siberia...

Iceland

(Encyclopedia)CE5 Iceland, Icel. Ísland, officially Republic of Iceland, republic (2015 est. pop. 330,000), 39,698 sq mi (102,819 sq km), the westernmost state of Europe, occupying an island in the Atlantic Oce...

Elements (table)

(Encyclopedia)Elements 1 Parentheses indicate most stable isotope; brackets enclose lower and upper bounds of weight variation. ...

Louisiana

(Encyclopedia)CE5 Louisiana ləwēˌzēănˈə, lo͞oēˌ– [key], state in the S central United States. It is bounded by Mississippi, with the Mississippi River forming about half of the border (E), the Gulf o...

ocean

(Encyclopedia)ocean, interconnected mass of saltwater covering 70.78% of the surface of the earth, often called the world ocean. It is subdivided into four (or five) major units that are separated from each other i...