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Cold, dry air affecting the northern United States during the winter comes from
continental Polar
What kind of weather would a continental tropical air mass that formed over Mexico bring to the United States?
hot and dry
When a cold air mass and a warm air mass meet and neither can move the other, the result is a(n)
stationary front
When a warm air mass overtakes a cold air mass, it forms a(n)
warm front
What is a hurricane?
A tropical cyclone with winds of 119 km/h or higher
What does the "H" inside a circle symbolize on a weather map?
high pressure area
During which storm should you evacuate?
Hurrican
A funnel-shaped cloud that touches Earth's surface is called a
tornado
What type of air mass would form over the northern Atlantic?
Maritime Polar
What is a front?
The area where two air masses meet.
One safe place during a thunderstorm is
crouching in a low area
What type of weather occurs as a warm front moves through an area?
clouds or many days of precipiataion
Hurricanes usually form over
warm ocean water
What type of front forms when a fast cold air mass slides under a slow warm air mass?
cold front
What two characteristics are used to classify air masses?
temperature and humidity
What type of fronts would cause several days of rain and clouds?
warm and stationary fronts
