Air Masses
________ air masses bring moist air to the coasts of North America.
Maritime
An __________ is a line on a map that connects points with the same temperature.
Isotherm
Front
Anticyclone patterns appear over areas of _______ pressure.
High
A person who studies the weather
Meteorologist
An air mass that forms over land and brings dry air (warm or cool) is called ____________.
Continental
An isobar is...
A line on a map that connects locations with the same air pressure.
A blue line with triangles represents a _________ front.
Cold
Cyclone air patterns occur over areas of ________ pressure.
Low
Cool air has _______ air pressure than warm air.
More
Air masses that form over water hold _________ moisture.
More
A weather symbol is a circle with a line extending off of it. If the circular portion of a weather symbol is fully shaded in, that means...
There is 100% cloud cover.
A stationary front occurs when...
A warm air mass meets a cold air mass but neither air mass is able to drive the other out.
Describe the motion of an anticyclone wind pattern.
Clockwise and outward
Warm air has _______ air pressure than cool air.
less
This air mass forms over the ocean and brings cool, moist air to the northwest U.S.
Maritime Polar
A weather symbol is a circle with a line extending off of it. The line extending from the circle on a weather symbol points in the direction that....
Describe the symbol for an occluded front.
All one color (purple), alternating half circles and triangles on the same side of the line
Describe the motion of a cyclone wind pattern.
Inward, Counterclockwise
What happens when warm air rises?
Cooler air sinks to take its place.
This air mass forms over Mexico and brings dry, warm air to the southern U.S.
Continental tropical
A weather symbol is a circle with a line extending off of it. The small lines extending off of the longer line on a weather symbol represent...
Wind speed
Draw the symbol for a cold front, warm front, stationary front, and occluded front. (Color does not matter.)
See study guide.
What type of weather is associated with anticyclone wind patterns?
Good weather (Dry, Sunny)
The process of heat transfer in the atmosphere that involves rising warm air and sinking cool air is called...
Convection