Chapter 9- Weather Patterns Flashcards
The lifting of air and resulting formation of clouds and rain is more gentle (gradual)
Warm front
Middle-latitude cyclones
Travel from west to east.
Large low pressure systems
Have both a cold front and warm front
Which of these best describes the reason most high pressure systems being clear skies?
Sinking air aloft
On a weather map, fronts that are shown with triangular points on side of the front and semicircles on the other
Stationary
A warm front is said to exist when
Advancing warm air overrides retreating cold air
The energy of mid-latitude cyclones comes mainly from
Rising warm air
The arrival of a cold front brings
Cumulonimbus clouds
Which is common to both cold and warm fronts?
Lifting of warm air over cold.
Compared to other types of fronts, the weather associated with a cold front usually
Is more violent but of shorter duration
If a warm front is approaching, you can expect a
Rising temperatures
After a cold fronts passes, which of these does not usually occur
Falling barometer
The wind direction in a low pressure system is