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Africa is the second largest continent in the world. It makes up about a fifth of the world's land. [4] It is surrounded by large areas of water. There are 54 fully recognised and independent countries in Africa, and 14.7% (1.216 billion) of the world's population lives there. [4]
Canada's land area is 9.98 million square kilometres (3.85 million square miles). It is the world's second largest country by total area, but only the fourth largest country by land area. It has the world's longest coastline (a border with water). Canada has ten provinces and three territories.
Solar eclipse. Photo taken during the 1999 eclipse. As seen from Earth, a solar eclipse / ee-klips / happens when the Moon is directly between the Earth and the Sun. This makes the Moon fully or partially (partly) cover the sun. Solar eclipses can only happen during a new moon. Every year there are about two solar eclipses.
Sigmund Freud ( Moravia, 6 May 1856 – London, 23 September 1939) was an Austrian neurologist (a person who treats the nervous system ). [2] He invented the treatment of mental illness and neurosis by means of psychoanalysis. [3] Freud is important in psychology because he studied the unconscious mind.
Moscow is a federal city of Russia since 1993 [16] that is the political, economic, cultural, and scientific center of Russia and Eastern Europe. Moscow has one of the world's largest urban economies as an alpha world city. [17] [18] The city is one of the fastest-growing tourist destinations in the world, [19] and it is one of Europe's most ...
There are many features of the skeleton that mammals share: Their neck almost always has seven vertebrae, no matter how long it is. Their lower jaw is made of just a single bone on each side, the dentary. Their inner ear has three tiny bones, the ossicles: malleus, incus and stapes.
