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25 Cards in this Set
- Front
- Back
the condition of the atmosphere in one place during a limited period of time
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weather
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weather patterns that an area typically experiences over a long period of time
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climate
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an imaginary line running from the north pole to the south pole through the planet's center
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axis
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the measure of how hot or cold a place is
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temperature
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trip around the sun
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revolution
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a day when daylight and nighttime are equal
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equinox
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marks the beginning of summer in the northern hemisphere
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solstice
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the capacity of certain gases in the atmosphere to trap heat, thereby warming the earth
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greenhouse effect
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gradual warming of earth and its atmosphere that may be caused in part by pollution and increase of greenhouse effect
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global warming
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fairly constant patterns of global winds
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prevailing wind
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causes prevailing winds to blow diagonally rather than along strict north-south east-west directions
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Coriolis effect
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at the equator,global winds are diverted north and south,leaving a narrow, generally windless band
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doldrums
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cold and warm streams of water that move through the oceans
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currents
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a periodic change in the pattern of ocean currents,water temps,and weather in the mid-pacific region
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El Niño
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facing or being in the direction of the wind
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windward/leeward
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when hot,dry air produces little precipitation
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rainshadow
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the plant life that grows in an area where the natural environment is unchanged by human activity
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natural vegetation
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an area of lush vegetation in the desert
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oasis
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trees that have needles and cones
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coniferous
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trees that have broad leaves,change color and drop their leaves in the fall
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deciduous
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forests with both kinds of trees
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mixed forest
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inland grasslands
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prarie
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permantely frozen subsoil
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permafrost
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a scientific explanation
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hypothesis
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a visible chemical haze in the atmosphere that endangers people's health
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smog
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