Shared Flashcard Set

Details

1- ESS 111 || Chapter 8
1- ESS 111 || Chapter 8
25
Environmental Studies
Undergraduate 1
08/23/2018

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Cards

Term
The atmosphere tends to arrange itself into what?
Definition
Large masses with relatively little horizontal change in temperature and humidity.
Term
Air masses form over particular what?
Definition
Source Regions
Term
What are Source Regions?
Definition
Large areas of high or low latitudes of either continental or maritime locations.
Term
List the five major types of air masses
Definition
Continental Polar

Continental Arctic

Maritime Polar

Continental Tropical

Maritime Tropical
Term
Air masses form when?
Definition
Air remains over a large area with characteristic temperature and humidity for extended periods.
Term
List the four types of fronts
Definition
Cold

Warm

Stationary

Occluded
Term
Fronts are components of what weather systems?
Definition
Mid Latitude Cyclones
Term
Cold fronts tend to promote what?
Definition
Cumuliform clouds
Term
Warm fronts are more inclined to be accompanied by what?
Definition
Stratiform clouds
Term
Stationary fronts are similar in structure to what?
Definition
Cold and Warm Fronts
Term
How mobile are Stationary fronts?
Definition
Not very, they remain in place with little movement.
Term
Occluded fronts are formed with what?
Definition
The merger of cold and warm fronts.
Term
How are Drylines similar to fronts?
Definition
They separate air masses
Term
Fronts separate air masses and mark what kind of boundary?
Definition
Temperature
Term
Drylines separate air masses and mark what kind of boundary?
Definition
Humidity
Term
Define Air Masses
Definition
Large bodies of air with more or less uniform temperature and moisture that cover a large area.
Term
Define Northeaster
Definition
The resulting winds that can bring cold winds and heavy snowfall, from midlatitude cyclones pass over a region, the circulating air sweeps over a low pressure system and approaches the coast from the northeast.
Term
Define Overrunning
Definition
The differing densities of two air masses discourage mixing, so the warm air flows upward along the boundary.
Term
What does ozone in the stratosphere do?
Definition
It reduces our exposure to harmful ultravioliet radiation, by absorbing it.
Term
What does ozone at the surface do?
Definition
Expose us to it's harmful effects.
Term
List the North Hemispheric Semi Permanent Pressure Cells (Lows)
Definition
Aleutian

Icelandic

Tibetan
Term
List the North Hemispheric Semi Permanent Pressure Cells (Highs)
Definition
Siberian High

Hawaiian High

Bermuda High
Term
Where do you find rainforests?
Definition
ITCZ
Term
Where do you find desserts?
Definition
Subtropical High
Term
What are the ITCZ and Subtropical High a part of?
Definition
Hadley Cell
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