Exposed Precambrian rocks found in the interior of each continent.
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Tundra
Front
An extremely cold, dry biome.
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Isthmus
Front
A narrow strip of land connecting two larger land areas.
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Coral reef
Front
A structure of calcite skeletons built up by coral animals in warm, shallow ocean water.
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Bay
Front
a broad inlet of the sea where the land curves inward.
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Steppes
Front
Treeless plains, especially the high, flat expanses of northern Eurasia, which usually have little rain and are covered with coarse grass. They are good lands for nomads and their herds. Good for breeding horses: essential to Mongol military.
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Peninsula
Front
A piece of land that is surrounded by water on three sides.
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Bight
Front
A slightly receding bay between headlands, formed by a long curve of a coast-line.
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Glacier
Front
A large mass of moving ice and snow on land.
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Plateau
Front
A large area of flat land elevated high above sea level.
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Range
Front
Group of mountains.
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Ocean
Front
A large body of salt water.
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Grassland
Front
A biome where grasses are the main plant life.
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Archipelago
Front
A group of islands.
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Gulf
Front
A deep inlet of the sea almost surrounded by land, with a narrow mouth.
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Desert
Front
An extremely dry area with little water and few plants.
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Highland
Front
Elevated land area such as a hill, mountain, or plateau.
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Canal
Front
long and narrow strip of water made for boats or for irrigation.
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Delta
Front
A landform made of sediment that is deposited where a river flows into an ocean or lake.
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wetland
Front
A land area that is covered with a shallow layer of water during some or all of the year.
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Sea
Front
Large body of water completely or partly surrounded by land.
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Plain
Front
A large area of flat land with few trees.
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Basin
Front
A natural depression in the surface of the land often with a lake at the bottom of it.