Anabatic and Katabatic Winds (Grade 12 NSC Matric Geography): Flashcards
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Practise the cards
10 cards from this deck
Anabatic winds
Anabatic winds
Air moving upward along valley slopes
Katabatic winds
Katabatic winds
Air flowing downhill along valley slopes
Time when anabatic winds occur
Time when anabatic winds occur
During daytime
Time when katabatic winds occur
Time when katabatic winds occur
During nighttime
How anabatic winds form
How anabatic winds form
Heated slopes warm air; less dense air rises
How katabatic winds form
How katabatic winds form
Cooled slopes chill air; dense air sinks
Thermal belt
Thermal belt
Warmer zone partway up valley slopes
Frost pocket
Frost pocket
Cold area at valley floor where cold air pools
Best valley zone for settlements & sensitive crops
Best valley zone for settlements & sensitive crops
Thermal belt
Anabatic winds' effect on pollution
Anabatic winds' effect on pollution
Remove pollution from valley during day