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Words Definitions
Gulf A large part of the ocean that extends into land.
Ocean A large body of water.
Coral Reef An ocean ridge made up of skeletal remains of tiny sea animals.
Coast An area of land near the ocean.
Bay Part of a large body of water smaller than a gulf.
Island An area of land entirely surrounded by land.
Lake An inland body of water.
Delta An area that deposits soil into the ocean by a river.
River A natural flow of water running through land.
Isthmus A narrow piece of land that connects two larger land areas.
Wetlands An area of land covered by shallow water.
Sinkhole A circular depression formed when the roofs of cave collapses.
Strait A narrow body of water connecting two larger bodies of water.
Plain A nearly flat area.
Forest An area of densely wooded land.
Volcano An opening in the Earth's crust where lava, gas, and ash erupt.
Hill A rounded, elevated area of land smaller than a mountain.
Dune A hill of sand made by wind.
Canyon A deep, narrow valley with steep walls.
Valley An area of low land between two hills or mountains.
Mountain An area of rugged land that rises higher than 2,000 feet.
Glacier A large area of slow moving ice.
Oasis An area in the desert with a source of water.
Plateau A large, flat, elevated area of land
Desert An extremely dry area with little water and few plants.
Peninsula An area of land that sticks out into a lake or ocean.



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