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36 Cards in this Set
- Front
- Back
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Weather
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condition of the bottom layer of the Earth's atmosphere in one place over a short period of time
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Climate
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weather patterns that an area typically experiences over a long period of time
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Climate in a region depends on what?
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elevation, latitude and location in relation to nearby land forms and bodies of water.
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What is the ultimate source of the earth's climate
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the sun. It gives off energy and light that are essential for survival of plants and animals
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Green House Effect
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the atmosphere prevents too much heat from escaping earth's surface trapping the sun's warmth for plants
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how long does it take for the earth to complete one rotation
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24 hours
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how many days does it take for the earth to make a revolution around the sun?
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356 1/4 days
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The earth tilts on an axis of how many degrees?
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23 1/2 degrees
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The Tropic of Cancer and the Tropic of Capricorn are significant because...
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These latitude lines receive the most direct sunlight
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A soltice signifies what?
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a change in the season
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June 21st is the first day of...
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summer
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December 21st is the first day of ...
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Winter
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what occurs during an equinox?
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the sun appears directly overhead at the equator. The length of day and night are nearly equal everywhere
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March 21st is the first day of
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spring
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September 23rd is the first day of ...
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fall
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Convection
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transfer of heat from one place to another. This takes place in air and water
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What purpose does wind serve?
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moves areas of high pressure in areas of low pressure redistributing the sun's heat
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Humidity
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amount of water vapor contained in the atmosphere
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Precipitation
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all forms of water that fall from the atmosphere to the earth's surface
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clouds form how?
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a combination of water particles and dust that gather together
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forms of precipitation
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rain, hail, sleet and snow
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3 types of precipitation
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orographic, convectional, and frontal
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Orographic precipitation
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warm moist air forced upward when passing over high landforms (example warm moist air blows over California and up the Rocky Mountains, but the climate is very dry on the other side of the mountain)
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Convectional Precipitation
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hot humid air rises from the earth's surface and cools
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Frontal precipitation
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when two fronts or air masses of different temperature meet
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Factors that influence weather and climate
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nearby bodies of water
continental climates elevation nearby landforms |
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5 major climate regions
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Tropical
Dry Moderate Continental Polar |
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Ecosystem
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interaction of plant life and animal life
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Biom
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used to describe major types of ecosystems that can be found in various regions throughout the world
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Types of forest
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tropical Rain forest
mid-latitude forest coniferous forest chaparral |
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Culture
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beliefs and actions that define a group of people's way of life
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population density
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the average number of people in a square mile
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population density is calculated in two ways
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divide total population of a region by the region's land area
or divide total population of a region by arable land |
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immigrant
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a person who enters a country
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emmigrant
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a person who leaves a country to go to another place
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material culture
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includes things that people make, including food, clothing, arts, crafts and agriculture
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