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27 Cards in this Set

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  • Back
What is an air mass?
A large body of air covering land and ocean.
Air masses take on the characteristics _____________________.
of where they form
Anticyclones form in
high pressure
Cyclones form in
low pressure
High pressure mean the area will have _____ weather.
fair
Air masses which form over land are?
continental
Air masses which form over colder latituds are?
polar
Air masses which form in warmer, lower latitudes are?
Tropical
A front is?
The boundry between two air masses.
A cold front is?
When a cold air mass takes over a warm air mass.
A warm front is?
When a warm air mass takes over a cold air mass.
An occluded front?
When 2 cold fronts meet.
A stationary front is when?
Two different air massses meet and neither one moves.
Air moves from ___ to ____ pressure.
High to low pressure
Warm air masses move toward?
The poles
_____ is the primary cause of wind?
Tempeture
What measures wind speed and direction?
Anemometer
What indicates the direction of high altitude winds by tracking cloud movement
neohoscope
Toward the North and South pole are the?
Polar easterlies
In NE and The tip of South America are the
Prevailing Westerlies
In Mexico are the?
Northeast Trade Winds
In the middle of South America are the?
Southeast Trade Winds
At 5 degrees North are the?
Equatorial Lows
At 30 degres North and 30 degrees South are the?
Horse Latitudes
When the rotation of Earth shifts the path of fluid or an object alonf the surface is called the?
Corolius Effect
Wind carries with it changes in?
Weather
When the rotation of Earth shifts the path of fluid or an object alonf the surface is called the?
Corolius Effect