Geography - Weather And Climate Flashcards
what are the three main types of rainfall in the uk
relief, convectional and frontal
what type of air does evaporation cause over seas
it causes warm, moist air
at what point does rain condense into clouds
at the dew point
in what sort of areas does relief rainfall occur
in hilly, mountainous areas
what is the rainshadow
places where the rain does not fall
where does convenctional rainfall occur
in places which have lots of sunshine, and are near to a sea or lake
what is the boundary where cold air meets hot air called
a front
what is heavier? cold or warm air?
cold air is heavier
what happens where the warm and cold air meet
the pressure is low because the air is rising
what does a depression cause
very changeable weather
what is a depression
an area of low atmospheric pressure
where do most of uk’s depressions originate from
the Atlantic Ocean
what happens at the tropical front
tropical maritime air meets polar maritime air and rises above it
what is tropical maritime air
light, warm air from the south
what is polar maritime air
cooler, heavier air from the north
