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27 Cards in this Set
- Front
- Back
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Weather
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is the condition of the atmosphere in one place during a limited period of time
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Climate
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is the term for the weather patterns that an area typically experiences over a long period of time.
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Axis
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an imaginary line running from the North Pole to the South Pole through the planets center
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Temperature
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the measure of how hot or cold a place is
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Revolution
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or trip around the sun
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equinox
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meaning "equal night"
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Tropic of Cancer
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the northermost point on the Earth to recieve the direct rays of the sun
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Solstice
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marks the beginning of the summer in the Northern Hemisphere
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Tropic of Capricorn
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southernmost latitude at 23 1/2 south
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Greenhouse effect
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without the greenhouse effect, Earth would be to cold for most things
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Global warming
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is believed to be caused by most human activities, such as the burning of coal, oil, and natural gas
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Artic circle
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latitude 66 1/2 north
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Antartic circle
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experiences continuos daylight or twilght for the other six months of the year
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Prevailing winds
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when global winds blow in fairly constant patterns
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Coriolis effect
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causes prevailing winds to blow diagonally rather than along the strict North, South, East, or West directions
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Doldrums
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narrow, generally windless band
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Currents
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cold and warm streams of water
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El Nino
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it is a periodic change in the pattern of ocean currents
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Tropics
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the near low latitudes of the tropical climate
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Sahara
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extends over the entire northern one-third of the African continent
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Oasis
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an area of lush vegetation
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Coniferous
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trees, most of which are evergreens, have cones
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Deciduous
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trees, most of which have broad leaves, change color and drop their leaves in autumn
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Praries
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or inland grasslands
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Permafrost
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permantely frozen subsoil
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Hypothesis
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or scientific explanation
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smog
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a visible chmeical haze in the atmosphere that endanger;s people health
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