Mid-Latitude Cyclones (Grade 12 NSC Matric Geography): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are mid-latitude cyclones?
What are mid-latitude cyclones?
Large-scale weather systems in mid-latitudes
Which part of a mid-latitude cyclone is most important for South African weather?
Which part of a mid-latitude cyclone is most important for South African weather?
The cold front
Why does cold air move underneath warmer air in these systems?
Why does cold air move underneath warmer air in these systems?
Cold air is heavier
In which direction do mid-latitude cyclones generally move across South Africa?
In which direction do mid-latitude cyclones generally move across South Africa?
West to east
What happens to atmospheric pressure before a cold front arrives?
What happens to atmospheric pressure before a cold front arrives?
Drops to very low levels
Which cloud type develops before a cold front, producing thunderstorms?
Which cloud type develops before a cold front, producing thunderstorms?
Cumulonimbus clouds
What happens to temperature and pressure after a cold front passes?
What happens to temperature and pressure after a cold front passes?
Temperature drops, pressure rises
What type of clouds appear behind a cold front?
What type of clouds appear behind a cold front?
Cumulus clouds
How does a cold front appear on satellite images?
How does a cold front appear on satellite images?
Defined, linear band of clouds
When do the most dramatic weather changes occur?
When do the most dramatic weather changes occur?
During passage of the cold front itself