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32 Cards in this Set
- Front
- Back
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vegetation
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Plant life; GEOGRAPHERS GROUP THE WORLD VEGETATION INTOR FOUR LARGE GROUPS.
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needleleaf
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Evergreen trees that have needles and produce cones; NEEDLEAF FORESTS CAN BE SEEN THROUGHOUT CANADA.
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tropical rain forest
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A broadleaf evegreen forest found close to the equator where temperatures are warm and rain is frequent. THE LARGEST TROPICAL RAIN FOREST IN THE WORLD IS THE AMAZON BASIN.
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deciduous
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A term used to describe a tress with broad leaves that fall off. THE ONLY TOTALLY DECIDUOUS FOREST GROW IN THE U.S.
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savanna
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A broad tropical grassland with scattered trees. SAVANNA ARE FOR GOOD GRASSLANDS.
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prairie
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A land covered with tall thick grasses. IN SOUTH AMERICA THE PRAIRIES ARE CALLED PAMPIAS.
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steppe
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A land coverd with tall grasses and has few trees. MOST STEPPE LAND CAN NOT BE FARMED UNLESS IT IS BEING PIPED IN.
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desert
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A very dry area in which few plants grow. ABOUT ONE FIFTH OF THE LAND SURFACE IS COVERED BY DESERTS.
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tundra
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A cold region where only tiny flowering plants and mosses grow. THERE ARE ONLY TWO KIDS OF TUNDRA, ARTIC AND ALPINE.
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glacier
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A large sheet of slow moving ice. GLACIERS CAUSE MANY CHANGES OVER MANY YEARS.
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erosion
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The wearing away of land by wind, water and glacier ice. THE GRAND CAYON WAS FORMED BY EROSION.
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delta
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The rock and soil deposits at the end of the river. DELTAS USUALLY HAVE RICH SOIL AND ARE VALUABLE FOR FARMING.
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earthquake
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A movement of rock layers under the earth's surface. EARTHQUAKES CAUSE THE GROUND TO SHAKE AND CRUMBLE.
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tectonic plate
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A large piece or block of the earth's crust. THE MOVEMENT OF TECTONICE PLATES CAUSE EARTHQUAKES.
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volcano
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A place in which hot melted rock from deep within the earth comes to the surface and flows out. VOLCANOS CAN CAUSE DRAMATIC CHANGES IN THE LAND.
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lava
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Melted rock that is pushed from within the earth's surface. OVER THE YEARS AFTER LAVA HAS COOLED IT BECOMES RICH SOIL.
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ocean
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The largest bodies of water on the earth. THREE OF THE WORLDS FOUR OCEANS SURROUND THE AMERICAS.
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sea
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A large body of salt water smaller than the ocean and is protected or partically surrounded by land. THERE ARE FOUR SEAS IN THE WESTERN HEMISPHERE.
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river
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A large stream of water that flows from highland to low land. ONLY ONE PERCENT OF THE EARTH'S FRESH WATER CAN BE FOUND IN RIVERS AND LAKES.
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tributary
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A stream or small river that flows into a larger river. THE MISSOURI, OHIO AND ARKANSAS RIVER ARE CALLED TRIBUTARIES.
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lake
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A body of water completely surrounded by land. THE GREAT LAKES ARE THE LARGEST GROUP OF FRESH WAER LAKES IN THE WORLD.
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plain
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A broad flat strip of land that has low elevation and low leief of plain with high elevation. USUALLY PLAINS ARE NEAR A COAST.
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plateau
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A flat or gently rolling land that stands higher than the place around it. MOST OF MEXICO LIES ON A PLATEAU.
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hill
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A raised area lower than a mountain with sloping sides around the top. THERE ARE HILLS IN ALMOST EVERY COUNTRY OF THE AMERICAS.
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mountain
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A high steep land that is raised to at least 2000 feet above sea level. THE LONGEST AND HIGHEST CHAIN OF MOUNTAINS IN THE AMERICAS IS THE ANDES.
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altiplano
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A high plateau in the valleys of Andes. ALTIPLANO IS SPANISH FOR PLATEAU.
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climate
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The usual weather over a long period of time. AMERICA HAS EVERY TYPE OF CLIMATE ON EARTH.
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temperature
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How hot or cold a land is in its place. TEMPERATURE IS INFLUENCED BY LATITUDE, ELEVATION, OCEAN CURRENTS AND WIND.
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tropical zone
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The region of the earth between 23 1/2 degrees S and 23 1/2 degrees N. IN THE TROPICAL ZONE TEMPERATURES ARE VERY WARM AND DO NOT CHANGE MUCH DURING THE YEAR.
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temperate zone
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The region of the earth that lays between either 23 1/2 N. THE WORD TEMPERATE ZONE MEANS TO BE EXTREME.
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polar zone
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The region of the earth north of 66 1/2 degrees or south of 66 1/2 degrees. POLAR ZONES ARE THE COLDEST PLACES ON EARTH.
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precipitation
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Forms of moisture such as rain, sleet, snow and hail. THE PRECIPITATION IS AS IMPORTANT AS THE TEMPERATURE IN CREATING A PLACES CLIMATE.
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