Geography Form 3
TERM ONE TOPICS
Population
Factors influencing distribution and density of population – historical, cultural, physical, socioeconomic factors.
Dot and choropleth maps and population pyramids.
Factors influencing population growth in the Caribbean compared with EITHER those in India or China or Nigeria:
birth rate
death rate
natural increase
migration
fertility rate
life expectancy
government policies
Urbanisation
Definitions of urbanisation, urban growth and urban sprawl.
Causes of population growth in capital cities and other urban areas; for example,
natural increase
migration (internal, regional and international):
Benefits for example,
labour supply
economic growth
Problems for example
overcrowding
crime
housing
environmental
Attempts to control urbanisation, for example
zoning
decentralisation of services
development of housing schemes
upgrade of rural areas
diversification of agriculture
Migration
Definition of in-migration and out-migration and types of migration (regional and international):
Reasons for in and out migration: push and pull factors (economic, social, and political) with relevant examples of origin of migrants and main destinations of migrants.
Consequences of in and out migration: economic and social impacts.
TERM TWO TOPICS
Internal Structure of the Earth
Crust: Oceanic and Continental Plates
Mantle
Core
Plate Tectonics
Theory
Types of plate boundaries/margins
Distribution of earthquakes, island arcs, volcanoes, fold mountains, major faults and ocean trenches.
Global distribution of plates
Characteristics of:
Intrusive volcanic features: sills, dykes, plugs and batholiths
Extrusive volcanic features: caldera, shield volcano, composite cone, lava plateau
The rock cycle: formation of igneous, sedimentary and metamorphic rocks
TERM THREE TOPICS
Weathering
Definition of weathering: the breakdown or disintegration of rocks "in situ"
Types of weathering, their locations, processes and results:
Physical or mechanical: frost action, exfoliation
Chemical: carbonation, hydrolysis
Biotic or biological
Mass Movement/Mass Wasting
Mass movement: definition, causes and results
Soil Creep
Landslides
Characteristics of limestone
Processes leading to the formation of limestone features
Surface: clints and grykes, surface depressions, cockpits, swallow holes
Underground: caves, stalactites, stalagmites, pillars, underground rivers
Pollution
Identify types of land, air and water pollution
Explain the causes, effects and possible solutions of EACH types of pollution