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27 Cards in this Set
- Front
- Back
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the condition of the atmosphere in one place during a limited period of time
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weather
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the term for 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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(equal night) daylight and nioghtime hours are equal
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equinox
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one of two days on which the sun's rays stike directly on the tropic of cancer or tropic of capricorn, marking the beginning of summer or winter
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slostice
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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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belived to be caused by human activities, such as the buring of coal, oil, and natural gas.
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global warming
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global winds blow in fairly constant patterns
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prevailing wind
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causes prevailing winds to blow diagonally rather than along strict north-south or east-west
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coriolis effect
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a frequently windless area near the equator
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doldrums
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cold and warm streams of water
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currents
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a periodic reversal of the pattern of ocean currents and water temperatures in the Mid-Pacific region
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El Nino
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the side of the mountain range facing the wind
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windward
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the opposite side of the mountain where the winds become warmer and drier
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leeward
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the hot, dry air produces little precipitaion
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rain shadow
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the plant life that grows in an area where the natural environment in unchange by human activity
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natural vegetation
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an area of lush vegetation
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oasis
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referring to veg. having cones and needle- shaped leaves, including namy evergreens, that keep their foliage throughout the winter
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coniferous
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falling off or shed seasonally or periodically; trees such as oak and maple, which lose their leaves in autumn
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deciduous
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typical of maraine west coast climates with both kinds of trees
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mixed forest
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an inland grass land area
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prairie
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permanently frozen subsoil
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permafrost
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scientific explanation
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hypothesis
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a visible chemical haze in the atmosphere that endangers people' health
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smog
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earth truns on its axis every 24 hours
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rotate
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