17 Questions
What type of air masses originate over continents?
Continental air masses
What type of front is characterized by little to no horizontal motion of colder air?
Stationary front
Where do maritime air masses originate?
Oceans
What type of weather pattern is associated with a wave cyclone on a stationary front?
Stormy weather
What provides the characteristics to an air mass based on where it originates?
The source region
Which type of air mass is dry and originates over continents?
Continental air mass
What type of air masses originate over continents and are dry?
Continental air masses
Which letter represents maritime air masses that originate over the oceans?
m
What are boundaries formed when air masses converge called?
Fronts
What type of front occurs when warm air replaces cold air?
Warm front
Why is there typically widespread layered or stratiform cloudiness along and to the north of warm fronts?
The slope of warm fronts is gentle
What type of air mass boundary occurs when cold air undercuts warmer air, forcing the warm air up and over the colder air?
Cold front
What is a front in meteorology?
A transition zone between two air masses of different density and temperature
How did Norwegian meteorologists describe weather activity along fronts during World War I?
As analogous to fighting along the battle line in Europe
What are frontal zones frequently accompanied by?
Low barometric pressure (a pressure trough)
What do meteorologists call the leading edge of an advancing mass of relatively cold air?
Cold front
What type of weather is usually associated with a cold front?
Showers and thunderstorms
Learn about continental and maritime air masses, and how their boundaries create fronts in the atmosphere. Explore how the jet stream influences the motion and strength of air masses.
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