Weather Depressions/Low Pressure Systems Flashcards
Which weather system brings clouds, rain and strong winds - A LOW pressure system or HIGH pressure system?
Low pressure
What kind of rain do we get at warm fronts?
A prolonged period of steady rain
What kind of rain do we get at cold fronts?
A short burst of heavy showers
What are the lines on a weather chart which connect areas of equal air pressure called?
Isobars
What shape are the symbols for a warm front?
A red line with TRIANGLES or SEMI-CIRCLES?
Semi-circles
What shape are the symbols for a cold front?
A blue line with TRIANGLES or SEMI-CIRCLES?
Triangles
What three types of weather do depressions bring?
Wind, clouds & rain
What happens to the temperature after a warm front passes?
Temperature rises
What kind of weather is in the warm sector?
Warm, cloudy with sunny spells
What happens to the temperature after a cold front passes?
Temperature falls
When the isobars are close together - are the winds STRONG or GENTLE?
Strong winds
When the isobars are far apart - are the winds STRONG or GENTLE?
Gentle winds
Which way do the winds blow in a depression? Clockwise or anticlockwise?
Anticlockwise
