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33 Cards in this Set
- Front
- Back
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The prevailing winds that blow over the middle latitudes.
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westerlies
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Precipitation that occurs as an air mass moves upward over mountains or mountain ranges.
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orographic precipitation
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Region with plenteous grass but few trees.
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grassland
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Climate chart.
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climograph
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Hot, rising air.
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low pressure
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The amount of water vapor in the air.
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humidity
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The meeting of warm and cold air masses.
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front
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The rate of decrease in temperature with increase in altitude.
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lapse rate
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The vegetation of tropical areas with a long dry season; displays grasses and scattered trees that are drought resistant.
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savanna
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Cold, heavy air.
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high pressure
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Basic path of water flow within an ocean.
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ocean current
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The plants in an area or region.
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vegetation
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A rolling grassland area, particularly of Central Asia and eastern Europe.
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steppe
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The point at which water begins condensation.
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dew point
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A large geographic area that contains a particular group of plants and animals and has a specific physical environment
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biome
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The vegetation regions of cold climates displaying little vegetation other than mosses, lichens, and similar small plants.
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tundra
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A slight warming of the water over a wide region of the Pacific that periodically affects the earth's climate.
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El Nino
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A tree that produces its seed in a cone.
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conifer
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A large area of air that has a similar temperature and moves together.
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air mass
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A circular pattern of ocean currents.
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gyre
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Any form of moisture that falls from the atmosphere, such as rain, hail, snow, and sleet.
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precipitation
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Precipitation that occurs when an air mass warms and rises rapidly, then cools to the dew point as it gains altitude.
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convection precipitation
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Ground that remains permanently frozen even though the top few inches may thaw during a short summer.
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permafrost
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The rotation of the earth around its axis that greatly influences wind direction.
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Coriolis effect
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Plants that shed their leaves before a period of dormancy.
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deciduous
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The common northeasterly winds of tropical regions.
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trade winds
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The process of water changing into water vapor.
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evaporation
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A cycle whereby water evaporates from oceans, lakes, the soil, and so on, to form clouds that in turn precipitate water to the earth.
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hydrologic cycle
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The usual temperature, precipitation, and wind conditions of a certain area.
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climate
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The changing of water vapor into liquid.
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condensation
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Water that has seeped into the earth's crust and is held below the surface of the earth.
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ground water
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Lacking moisture
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arid
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The time from the last killing frost of spring until the first killing frost of fall.
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growing season
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