Social Studies Review

The 7 continents in our planet used to be a supercontinent called Pangea. Currently, these continents are: North America, South America, Antarctica, Australia, Africa, Asia and Europe.

North Americanorth_america.gif

North America is the third largest by land mass and the fourth largest by population. Central America is now included inside the North American continent.

The most populated city in North America is Mexico City, Mexico, where there are almost nine million people currently residing.

This continent consists of twenty-four countries, the largest by land mass being Canada.

America was named after Amerigo Vespucci who first explained that Columbus’ journey was not to India but to an entirely different land mass.

North America is divided into four main geographic regions: The Great Plains, The Canadian Shield, The East and The West.

The most economically wealthy countries are Canada and the United States, with Mexico close behind.

Canada has the highest life expectancy in North America, ranking fifteenth in the world.

The United States of America has no official language.

The Panama Canal is a man-made canal created as a faster route between the Atlantic and Pacific Oceans.

Niagara Falls is a waterfall found on the border of Canada and the United States and can produce over four million kilowatts of energy per second.

 South America

 South America is the fourth largest continent in size and the fifth largest in population. Brazil is the largest country by land mass in this continent.

South America is bordered by the Atlantic Ocean to the east and the Pacific Ocean to the west.

The colonies gained independence in the 1800’s with the help of leaders such as Simon Bolivar and Jose de San Martin.

North and South America were named after Italian explorer Amerigo Vespucci

Brazil is the most economically developed country but the economies of Argentina, Venezuela, Peru and Uruguay are growing the most quickly.

Salar de Uyuni is the world’s largest salt flat, located in Bolivia.

In the dry season, the salt plains are a completely flat expanse of dry salt, but in the wet season, it is covered with a thin sheet of water that is still drivable.

Easter Island is a Chilean island in the southeastern Pacific Ocean. It is famous for its 887 extant monumental statues, called moai, created by the early Rapa Nui people.

Wild speculation about UFO’s, Atlantis, and vanished advanced ancient races has always been a part of the Easter Island debate.

The largest city is Sao Paulo, Brazil, which is also one of the ten largest cities in the world.

The highest point in South America is Cerro Aconcagua in the Andes Mountains in the country of Argentina.


Australia means land of the south. Currently, there are 3 confirmed countries that divide the continent of Australia: Australia by the same name, New Zealand, and Papua New Guinea. Australia is the biggest country in the continent.

Australia continent is also called Australasia due to the connection of its two received names Australia and Oceania.

There are 28 countries and Island groups in Australasia/Oceania.

Australasia/Oceania is the least populated continent after Antarctica. It is also the smallest one of the seven continents.

Australia and New Zealand are the most economically developed countries. It largest city is Sydney, Australia with 4,921,000 population. (2015)

Marsupials such as kangaroos, possums and wombats can be found in Australia and Papua New Guinea. Other animals that can be found in Australasia include koalas, dingoes, crocodiles, monitor lizards and Komodo dragons.


Antarctica is also known as the South Pole, due to the fact that the geographical southernmost part of the planet is located within its borders.

Antarctica is so hostile is the environment of Antarctica that it has no permanent residents.

No other continent is colder, drier or windier than Antarctica.

Penguins and other birds such as the albatross can be found in Antarctica, as well as six types of seals and nine varieties of whales.


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