North America is one of the seven continents of the world and is located west of Greenwich line in the northern half of the world. Its most important north-south Canada, the USA and Mexico. Bordered to the north of the Arctic Ocean, and from the west and south-west Pacific, and from the eastern Atlantic Ocean, and from the south-eastern Caribbean Sea.
An area of about 25 million square kilometers, or 4.8% of the total floor space of the ball, and is the third largest continent in the world. In 2002, a population of almost 514 million people, placing fourth in the standings after the Asian continent and the African and European in terms of population census.
Historians are likely to name the two continents of the Americas due to the Italian merchant Americo Vespucci, and is the first European to propose that the two continents are not the Indian sub-continent as it was thought the Europeans in that period (including explorer Christopher Columbus), but rather a whole new world.
South America site
South America is one of the continents of the New World is located in the western section of Greenwich line, mostly in the southern hemisphere. Going through the equator in the northern parts of Tbyryraa. Named after Amerigo Vespucci's first explorer suggested that the new world's land is not the East India. Its most important Argentina and Brazil. It is bordered to the east of the Atlantic Ocean to the west of the Pacific North Fathdha North America and the Caribbean, is bounded on the south, the confluence of the Atlantic and Pacific Oceans as well as Antarctica.
The total area of the continent 17,818,508 km 2 (3.5% of the Earth's surface). In 2005, its population is estimated at 371 million people. Be ranked fourth in the continent in terms of area (after Asia, Africa, and North America) and fifth in terms of population (after Asia, Africa, Europe, and North America).