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social studies

archipelago a group of islands
bay part of a large body of water that extends into a shoreline, generally smaller than a gulf
delta flat, low-lying land built up from soil carried downstream by a river and deposited into its mouth
gulf part of a large body of water that extends into a shoreline, generally larger and more deeply intended than a bay
island land area, smaller than a continent, completely surrounded by water
ocean one of the four major bodies of salt water that surround the continents
peninsula body of land jutting into a lake or ocean, surrounded on three sides by water
plateau area of flat or rolling land, usually at a high elevation, about 300 to 3,000 feet (90 to 900 m) high
seacoast land lying next to a sea or ocean
river large natural stream of water that runs through land