Relier Pairs Landforms Glossary Unit 2. Part 3Version en ligne In this exercise you have to match each word with a definition. par Antonio Osuna del Caño 1 Desert 2 Estuary 3 Continent 4 Lake 5 Equator 6 Island is an imaginary circle around the earth, halfway between the north and south poles. is where a river meets the sea or ocean. is a very dry area. The land mass on Earth is divided into continents. The seven current continents are Africa, Antarctica, Asia, Australia, Europe, North America, and South America. is a large body of water surrounded by land on all sides. Really huge lakes are often called seas. is a piece of land that is surrounded by water.