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27 Cards in this Set
- Front
- Back
ARCHIPELAGO
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A group of islands.
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AQUIFER
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A layer of water-bearing rock through which groundwater moves.
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ARCHIPELAGO
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A group of islands.
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ELEVATION
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The distance above sea level.
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FJORD
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A deep, narrow inlet of the sea between high, steep cliffs.
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ESCARPMENT
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A steep slope or cliff.
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EQUINOX
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Occurs twice a year when the sun appears directly overhead to observers at the equator. The periods of sunlight and darkness are nearly equal.
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HABITAT
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The natural environment of a plant or animal.
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GEYSER
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A hot spring through which jets of water and steam escape.
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LATITUDE
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The distance north or south of equator.
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ISTHMUS
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A narrow piece of land that joins two larger land areas and separates two bodies of water.
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LONGITUDE
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The distance east or west of the prime meridian.
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MESA
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Broad, flat-topped landforms with steep sides. Found mostly in dry regions.
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PRIME MERIDIAN
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The line of 0 degrees longitude, the starting point for measuring distance east and west around the globe. It runs through Greenwich, England.
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PERMAFROST
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Permanently frozen layer below the earth's surface consisting of soil, gravel, and sand usually bound together by ice.
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PLATEAU
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A large, relatively flat area that stands above the surrounding land.
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SILT
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A type of matter that water, ice, and wind transport and deposit. It is made up of particles of rocks and minerals that are smaller than fine sand.
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TAIGA
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A forest of the cold, subarctic regions that begins south of the tundra vegetation.
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CENSUS
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A count of the population of a country, usually conducted by the government. It records the number of people and data such as age, gender and occupation. A count may also be taken of animal or plant life.
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ATOLL
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A coral reef in the open ocean that appears as a low, ring-shaped island or ring of islets.
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CANYON
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A deep,narrow valley having high, steep sides or cliffs.
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BUTTE
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Tall, steep-sided towers of rock. Smaller than a mesa.
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BAY
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Part of a lake or sea that is partly surrounded by the shore-land.
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CHANNEL
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A wide strait or waterway between two land masses that lie close to each other.
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DIVIDE
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The high land that separates two river basins. A river drains the water from the land, and that land is its basin.
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ESTUARY
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A broadened seaward end of a river. Most estuaries contain a mixture of fresh water from the river and salt water from the ocean.
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DELTA
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Land made by soil that drops from a river at its mouth, the place where it meets the sea.
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