Relier Pairs Earth ReliefVersion en ligne Relacionar los distintos conceptos con sus definiciones en inglés. par Alfonso Poza 1 Area of land between two mountains. 2 The top of a mountain 3 An area of land lower than the surrounding area. Sometimes, a basin is formed from the erosive action of a river. 4 A piece of land completely surrounded by water 5 Depressions of the ocean floor that often reaches depths of 6000 metres and sometimes 11000 metres. 6 The undersea extension of a continent that descends gradually to depths of around 400 metres 7 A steep underwater area that links the continental shelf with the ocean floor. 8 A group of islands. 9 A large piece of land surrounded by water on three sides 10 A large underwater mountain range 11 A natural elevation of the earth's surface rising more or less abruptly to a summit 12 A group of mountains 13 A large bay. It forms the shape of an arc. 14 Head of land projecting into a body of water 15 A flat area at high altitude. 16 A large open area of flat land at low altitude 17 An area of coast where the land curves in 18 A flat area of ocean floor, found at depths of between 3000 and 7000 metres. Oceanic Ridge Cape Peninsula Abyssal Plain Continental Slope Bay Mountain Range Summit Marine Trench Continental Shelf Archipelago Island Mountain Plain Valley Basin Plateau Gulf