WX 201 Final Exam || with 100% Correct Answers.
Which of the following air masses is not typically seen in the U.S. in winter?
Maritime polar
Continental tropical
Maritime tropical
Continental polar correct answers Continental tropical
The continental arctic (cA) air mass is usually produced at high latitudes by persistent: correct
answers Radiational cooling
It's January and you're in Portland, Oregon. The wind is blowing from the west at 10 knots and
it's drizzling. What type of air mass are you likely experiencing? correct answers Maritime polar
A front is technically defined as: correct answers A transition zone between air masses of
different densities
You're in class on campus on some December day in some year. When you entered class, the
temperature was 65 F with partly cloudy skies and winds out of the south at 15 knots. When you
leave class, you find that the temperature is 52 F with light rain and winds out of the NW at 20
knots. What type of front likely passed through Daytona while you were in class? correct
answers Cold front
(T/F) A dryline is defined as an air temperature boundary. correct answers False
A cold occluded front features _____ air just behind the front than just ahead of it correct
answers Colder
The passage of a warm occluded front in the winter would most likely occur in which of the
following locations?
, Seattle, Washington
Portland, Maine
Kansas City
Raleigh, NC correct answers Seattle, Washington
An occluded front is typically marked using a ______ correct answers Purple line
A _______ front features warm air advancing into a region of cooler air. correct answers Warm
Does cA (continental arctic) exist in the Summer? correct answers No
Does cP (continental polar) exist in Summer? correct answers Yes
mP most common places correct answers Pacific NW, Northern California
New England/Mid-Atlantic coasts
Characteristics of mT air mass in North America correct answers high dewpoints, heavy
precipitation
In summer mT correct answers east of the Rockies, west side of Bermuda high
very unstable
When are tornadoes most likely to occur in FL? correct answers January
How does meridional flow assist in occluded fronts? correct answers Allow the air to go up and
down allowing them to mix
Which of the following air masses is not typically seen in the U.S. in winter?
Maritime polar
Continental tropical
Maritime tropical
Continental polar correct answers Continental tropical
The continental arctic (cA) air mass is usually produced at high latitudes by persistent: correct
answers Radiational cooling
It's January and you're in Portland, Oregon. The wind is blowing from the west at 10 knots and
it's drizzling. What type of air mass are you likely experiencing? correct answers Maritime polar
A front is technically defined as: correct answers A transition zone between air masses of
different densities
You're in class on campus on some December day in some year. When you entered class, the
temperature was 65 F with partly cloudy skies and winds out of the south at 15 knots. When you
leave class, you find that the temperature is 52 F with light rain and winds out of the NW at 20
knots. What type of front likely passed through Daytona while you were in class? correct
answers Cold front
(T/F) A dryline is defined as an air temperature boundary. correct answers False
A cold occluded front features _____ air just behind the front than just ahead of it correct
answers Colder
The passage of a warm occluded front in the winter would most likely occur in which of the
following locations?
, Seattle, Washington
Portland, Maine
Kansas City
Raleigh, NC correct answers Seattle, Washington
An occluded front is typically marked using a ______ correct answers Purple line
A _______ front features warm air advancing into a region of cooler air. correct answers Warm
Does cA (continental arctic) exist in the Summer? correct answers No
Does cP (continental polar) exist in Summer? correct answers Yes
mP most common places correct answers Pacific NW, Northern California
New England/Mid-Atlantic coasts
Characteristics of mT air mass in North America correct answers high dewpoints, heavy
precipitation
In summer mT correct answers east of the Rockies, west side of Bermuda high
very unstable
When are tornadoes most likely to occur in FL? correct answers January
How does meridional flow assist in occluded fronts? correct answers Allow the air to go up and
down allowing them to mix
