Theme 2 Definitions part 1

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Weather
The conditions of the atmosphere at a certain place and time
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Climate
The average weather taken over a period of years
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3 types of rain
Relief, frontal and convectional rainfall
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Distance from the sea
How far a place is from a major body of water
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Prevailing winds
The most common wind direction of a place
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Altitude
How high a place is above sea level
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Latitude
How far north or south a place is from the equator
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Convectional rainfall
The sun heats the ground which in turn heats the air above it which rises and cools, condenses and forms clouds resulting in rain
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Relief rainfall
Warm, moist air from the mountains is forced to rise which then cools, condenses, forms clouds and rains
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Frontal rainfall
When a warm air mass and a cold air mass meet, the warm air is forced to rise as it is less dense then CCC=P
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Depressions
An area of low pressure that brings cloud, wind and rain
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Tropical cyclone
Areas of intense low pressure also known as hurricanes, typhoons etc.
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Storm surge
A rise in sea level caused by high winds pushing on the oceans surface from low pressure weather systems
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Anticyclone
An area of high pressure caused by sinking air that brings clear skies and dry conditions
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Drought
A prolonged period of abnormally low rainfall
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Ecosystem
A community of animals, plants and micro-organisms together with the habitat in which they live
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Habitat
A place where plants and animals live
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Environment
All the conditions that surround any living organism
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Population
All the members of a single species that live in a habitat
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Food web
A diagram which shows how different food chains join together to make an ecosystem
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Desertification
The process by which dry or arid environments become more like a desert
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ITCZ
Inter-tropical convergence zone
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Other cards in this set

Card 2

Front

The average weather taken over a period of years

Back

Climate

Card 3

Front

Relief, frontal and convectional rainfall

Back

Preview of the back of card 3

Card 4

Front

How far a place is from a major body of water

Back

Preview of the back of card 4

Card 5

Front

The most common wind direction of a place

Back

Preview of the back of card 5
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