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Chapter 25 Erth Scie

QuestionAnswer
What is the general name for a large body of air having uniform temperature and moisture content? Air mass.
What letter designation is used for an air mass that forms over the southwestern United States? cT.
What type of air mass usually forms in Region A and moves along the path of the arrow on the map? Maritime tropical gulf.
During which season do continental tropical air masses flow over North America? Summer.
What letters would be used to designate an air mass that forms over Antarctica? cP.
Which area is a source region for mT air masses? Southern pacific ocean.
Which type of air mass causes heavy precipitation in Oregon and Washington? Maritime polar pacific.
During the summers, air masses that form over the southwestern United States usually bring what type of weather? Hot and clear.
Which type of front forms when a warm air mass overtakes a cold air mass? Warm.
Which type of front is shown in this diagram? Stationary.
Which type of front generally has a gradual slope and produces heavy precipitation over large areas? Warm.
What is large, low-pressure storm centers that form along polar fronts and influence weather in the middle latitudes called? Wave cyclones.
What is it called when lightning causes a rapid expansion and collapse of the air? Thunder.
What type of storm is the shortest-lived and has the highest wind speed? Tornado.
What instruments are used to measure temperature changes? Thermograph.
When a weather map shows a wind symbol at 270º, what direction is the wind coming from? West.
What barometer is used to measure? Air pressure.
What type of thermometer is shown in the diagram? Liquid.
What instrument measures wind direction? Wind vane.
What do satellite images make using infrared energy primarily reveal information about? Temperature.
Which type of thermometer contains a bar made of brass and iron that curves when it is heated? Bimetal.
What weather instrument carries mounted cameras designed to photograph the tops of clouds in the uppermost layers of the atmosphere? Satellite.
What are station models used to indicate? Near an observation center.
What feature is shown on the weather map? Cold front.
The feature on the map is moving toward what direction? Southeast.
What is the process of adding freezing nuclei to supercooled clouds called? Seeding.
Created by: Cats0001
 

 



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