Air Masses And Fronts Flashcards
In the continental U.S. Air masses are commonly moved by what
Prevailing westerlies and jet streams
What are the four major types of air masses influence the weather in North America
Maritime tropical
Continental tropical
Maritime polar
Continental polar
Colliding air masses can form four types of fronts. What are they
Cold fronts
Warm fronts
Stationary fronts
Occluded fronts
All year around most precipitation begins in what
Clouds as snow
Cumulonimbus clouds are also known as what
Thunderheads
Meteorologist you what to analyze whether
Maps charts computers
Technological improvements in gathering weather data and using computers have improved accuracy of what
Weather forecasts
Summer is in the Southwest are hot and dry because of what type of air mass
Maritime tropical
Cumulonimbus clouds may produce both thunderstorms and what
Hurricanes
What is a sudden spark or electrical discharge as electrical charges jump between parts of a cloud between nearby clouds or between a cloud in the ground
Lightning
On the weather map what joins places on the map with the same air pressure
Isotherms
A huge body of air that is similar temperature humidity and air pressure at any given height
air mass
A warm air mass that forms in the tropics and has low air pressure
Topical
A cold air mass that forms north of 50° North latitude or south of 50° South latitude and has a high air pressure
Polar
A humid air mass that forms over oceans
Maritime