28.2 Flashcards
how many jet streams are there in the world
4 Streams
how many pressure systems are there
2 systems
What is a low pressure system known as
A Low (L)
which direction does a low pressure system flow
Counter Clockwise
What are some results of a low pressure system
Since air rises clouds will form and precipitation can happen
what is a high pressure system known as
A High (H)
What direction does a high system flow
Clockwise
What do a high pressure system cause
Air to sink which results in clear skies
what are the four weather fronts
Cold fronts
Warm fronts
Stationary fronts
Occluded fronts
how are cold fronts created
Cold air forces warm air upward in a fast and chaotic manner
what represents a cold front in the weather forecast
blue triangles
How are warm fronts created
Warm air gently rises above cold air
What represents a warm front in the weather report
Red circles
How are stationary fronts created
cold and warm air masses meet and neither front advances
What represents stationary fronts in a weather report
semi circles and triangles alternating on top and bottom