martes, 5 de noviembre de 2013

GLOSARY UNIT 1 OF SOCIALS STUDIES

-Inlet: is a thin channel of water that leads inland from the sea.
 
-Headland: is a small area of land that projects out into the sea.

-Plain: is a large,open,flat or slightly undulating area of land.
 
-Gulf: is an area of sea surrounded by land on three sides.
  
-Peninsula : is a large scale oheadland surrounded by water on three sides.

-Island: is a piece of land completately surrounded by water.

-Mountain: is a large landform that is higher than the surrounding land.
 
-Basin: is an area of land that is drained by a river or a lake and that is lower than the surrounding area.
 
-Valley: is a linear depression in the land.
 
-Plateau: is a flat area of land which sits a certain altitude above sea level.
 
-Oceanic ridge: is an underwater mountain range that general
ly covers a large area and reach high altitudes.
 
-Oceanic trech: is a long depression on the ocean floor that can be thousand of metres deep.

-Continental shelf: the undersea extension of continent that descends gradually to depths of around 400m.
 
-Continental slope: is a steep underwater area that links the continental shelf with the ocean floor.

-Abyssal plain: is a flat area of the ocean floor.

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