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EESA09 LECTURE 5 - MIDLATITUDE CYCLONES correctly answered
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EESA09 LECTURE 5 - MIDLATITUDE CYCLONES correctly answered
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EESA09 LECTURE 5 - MIDLATITUDECYCLONES correctly answered
A midlatitude cyclone (MLC) is a large-scale [high/low]-pressure system that travels [east/west]ward
around the planet between __ and __ degrees latitude. - correct answer ✔✔low, east, 30, 70
Midlatitude cyclones (MLC) are on average _____ km in diameter - correct answer ✔✔2000
"low", "low pressure", "frontal system", "wave cyclones", "frontal cyclones", "depressions", "low-
pressure" systems are all terms used to describe what kind of storm? - correct answer ✔✔Midlatitude
Cyclones (MLC)
Most storms in Southern Ontario in the fall, winter, and spring are what kind of storms? - correct answer
✔✔Midlatitude Cyclones (MLC)
How often do Midlatitude Cyclones (MLC) occur? - correct answer ✔✔every 4-7 days
Midlatitude Cyclones (MLC) depend on _________ _________ of air masses (2 words) - correct answer
✔✔temperature contrast
T/F: Hurricanes are larger than Midlatitude Cyclones (MLC) - correct answer ✔✔False
T/F: Midlatitude Cyclones (MLC) have less intense winds than hurricanes - correct answer ✔✔true
About __ to __ MLCs move across North America per week - correct answer ✔✔2 to 3
What are 3 characteristics of the two air masses involved in forming a Midlatitude Cyclones (MLC) that
affect the weather associated? - correct answer ✔✔temperature, moisture, stability
, Midlatitude Cyclones (MLC) travel between __ to ___ km/h - correct answer ✔✔30-50
What is Cyclogenesis? - correct answer ✔✔the development and strengthening of an area of low
pressure in the atmosphere leading to the formation of a cyclone
In what layer of the atmosphere do Midlatitude Cyclones (MLC) occur? And do they occur in the lower,
middle, or upper part of it? - correct answer ✔✔Upper troposphere
Midlatitude Cyclones (MLC) typically form along _____ _____ __________ - correct answer ✔✔air mass
boundaries
T/F: Extratropical Frontal Cyclone Features form along the polar front - correct answer ✔✔true
Extratropical Frontal Cyclones found along the west and east coast are at what stage in their life
(beginning, middle, end)? - correct answer ✔✔middle
The MLC east of Greenland is at the [beginning/middle/end] of its life cycle - correct answer ✔✔end
In their mature stage, MLCs have a warm front on the [east/west] side of the storm's center and a cold
front to the [east/west] - correct answer ✔✔east, west
occlusion occurs at what stage of a MLC's life - correct answer ✔✔end
What is the first sign of a cyclone approaching from the west? - correct answer ✔✔cirrus clouds that
appear ~ 12-24 h in advance of a warm front
T/F: the cold front travels faster than the warm front in a Midlatitude Cyclone (MLC) - correct answer
✔✔true
In favourable cyclonic development conditions, the surface low is to the [east/west] of the upper level
low - correct answer ✔✔east
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