Keywords for geo Flashcards
Coastline
Where land meets water
S wash
-movement of water up
Backwash
Movement of warter back
Fetch
The length of water the wind blows over
Discordant coastline
A coastline with 2 types of rocks ) setting eroded at different times.
Spits
Area going outfrom coastline, left by long shoredrift.
Bar
Formed when a spit connects to A headland
Tombolo
When spits connect to an island
Bay
A section of coastline ret.reating) area of soft rock
Beach
Sand dropped by deposition along coast.
Wave refraction
Where waves bend. First attracted to high energy as moving further they lose it..
Cliff retreat
The sea uses abrasion and hydraulic action to create a wave cut notch. Wearing away the previous cliff
Soft engineering
Natural materials to stop coastadamagel
Hard engineering
Man made, expensive yet lasting coastal protection
Urbanisation
Population of people living in urban life increasing
Natural increase
Birth rate getting higher than death rate
Migration
Movement
Push factor vs pull factor
Pull factor attracts you push factor pushes you away
2 causes of urbanisation
Migration and natural increase
Emancipation of women
Improved status and education for women
Agriculture
Changes in farming practice,increase in machinery
Contraception
Increase in family planning causing people to have less kids
What did improved health do?
Decrease birth rate,people having less kids
Population pyramid
Type of bar graph,showing proportion of people in different age groups
