Jet Streams
Air Masses
Cyclones
Thunderstorms
100
The definition of a jet stream.
What is a narrow current of fast moving air in the tropopause?
100
The definition of an air mass
What is a large body of air with uniform temperature and moisture content?
100
The type of pressure system which forms cyclones.
What is a low pressure system?
100
The 2 conditions that must be met for a thunderstorm to form.
What are air moisture and uplifting air?
200
The direction of jet stream flow.
What is west to east? (eastward)
200
2 factors that cause air masses to move.
What are pressure gradients and winds?
200
Tropical cyclones do not develop between these latitudes.
What are 0 to 7⁰?
200
The type of cloud involved in a thunderstorm.
What is a cumulonimbus cloud?
300
Temperatures above, and below the jet stream respectively.
What are cold and warm?
300
2 factors air masses are classified according to.
What are latitude of origin & surface of source region?
300
The 2 classifications that precede a category 1 hurricane.
What are tropical depression and tropical storm?
300
The stage of a thunderstorm in which thunder, lightning, rain, and hail occur.
What is the mature stage?
400
The names of the 2 jet streams in each hemisphere.
What are Polar and Subtropical?
400
The 2 source region classifications.
What are continental and maritime?
400
The term that describes huge amounts of sea water pushing onshore due to the intense winds during a hurricane.
What is storm surge?
400
The process of adding tiny particles of silver iodide, dry ice, or salt to clouds to control the formation of rain droplets and ice crystals.
What is cloud seeding?
500
2 benefits of flying with the jet stream.
What are reduced flight times and fuel consumption?
500
The 5 origin latitude classifications.
What are: antarctic, arctic, polar, tropical, and equatorial?
500
Tropical cyclones that develop in the western Pacific, Indian ocean and Atlantic oceans respectively.
What are Typhoons, Cyclones, and Hurricanes?
500
An example of cloud-to-ground lightning & cloud-to-cloud lightning respectively.
What is forked lightning, and sheet lightning?
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