Misc.
What is an amount of air that moves as a unit called?
Air parcel
Water vapor turning into liquid water droplets, resulting in the formation of clouds, is a process called
Condensation
True or False: The more an air parcel loses energy and cools, the more rainfall can happen.
True
Name the four types of weather fronts.
Warm front, Cold front, Stationary front, and Occluded front
A condition of the atmosphere at a given place and time is defined as
a. an air pressure system
b. a front
c. weather
d. an air mass
c. weather
When an air parcel cools, _________ gets transferred out
energy
The movement of air in a particular direction is called
wind
What two factors do meteorologists use to categorize air masses?
Hint: word for hot or cold / word for wet or dry
temperature and humidity
What type of front moves slowly, is associated with fog and poor visibility, and typically brings light to moderate precipitation?
Warm front
What type of air mass is most likely to form over an ocean near the Equator?
a. warm and humid
b. warm and dry
c. cold and humid
d. cold and dry
a. warm and humid
What layer of the atmosphere does weather occur in?
Troposphere
Fill in the blanks using the words low and high
Air close to the Earth's surface has _______ pressure
Air high up in the atmosphere has _______ pressure
Air close to the Earth's surface has high pressure
Air high up in the atmosphere has low pressure
Examine the following picture. Will this air parcel rise or sink?
Rise
What type of front occurs when the forces of two air masses are relatively equal, causing the front not to move?
Stationary front
Which weather condition commonly occurs along a cold front?
A. clear skies
B. precipitation
C. warm temperatures
D. dry air
B. precipitation
During which process in the water cycle is moisture lost from land surfaces?
Evaporation
Name three cloud types
Cirrus, cumulus, stratus, nimbus
How would you describe the type of air mass that forms over the land near the North Pole?
______ and ______
+200 bonus points if you can name this air mass (maritime, continental, tropical, polar)
cold and dry
A weather front is a ____________ between two air masses
boundary
Which atmospheric gas has the greatest effect on the weather conditions associated with an air mass?
A. oxygen
B. nitrogen
C. methane
D. water vapor
D. water vapor
Answer this multiple choice question comparing what caused more rainfall to occur on different days.
D
In terms of air pressure, what direction does wind move in?
Wind moves from areas of high-pressure to areas of low-pressure
The continuous circulation patterns where warm, less-dense air rises and cooler, denser air sinks is called....
convection current
Draw the symbols that meteorologists use to show cold fronts and warm fronts on a weather map.
Cold front is drawn as a line with triangles.
Warm front is drawn as a line with semicircles.
What two factors are most responsible for the movement of air masses over the United States?
a. prevailing winds and upper currents
b. prevailing winds and hurricanes
c. thunderstorms and upper air currents
d. thinderstorms and hurricanes
a. prevailing winds and upper currents