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Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
A mass of tiny water droplets too small to see from the sky.   Cloud  
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A gas in Earth s atmosphere.   Water Vapor  
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The boundary between air masses that doesn't move.   Stationary Front  
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Air that has moved across cold land or cold water.   Cold Front  
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When cold air smashes into warm air this _________ ________ brings thunderstorms and cooler weather.   Cold Front  
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The measure of the amount of water vapor in the air.   Humidity  
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Water particles change from gas to liquid.   Condense or Condensation  
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Air that has moved across warm land or warm water.   Warm Front.  
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Warm air smashes into cold air in a _________ ________ creating long steady rain and warmer air.   Warm Front  
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Large pockets of (warm or cold) air that smash into each other.   Front  
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Light air pockets, air is moving upward, creates bad weather   Low Pressure  
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Water particles change from liquid to gas.   Evaporate or Evaporation  
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Large areas or air nearly the same temperature and moisture.   Air mass  
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The force with which air presses against surfaces   Air pressure  
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Heavy air pockets, air is moving downward, good weather and clear skies   High Pressure  
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In condensation water particles change from _________ to __________.   Gas to Liquid  
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In Evaporation water particles change from ______ to _______.   Liquid to gas  
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Low pressure has what kind of air pockets?   light  
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High pressure has what kind of air pockets?   Heavy  
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When air is moving up we have a ________ pressure system.   Low  
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When air is moving down we have a ________ pressure system.   High  
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When do we have good weather and clear skies?   High pressure  
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When is our weather bad and cooler?   Low pressure  
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A ________ front brings long steady rain.   Warm  
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A _________ front brings thunderstorms and cooler weather.   Cold.  
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