SS 3 Geography (1st Term)

Geograpphy Sec Sch

WORLD TRADE

Trade is the buying and selling of goods and services between one region and another, within the same country or between one country and another.  The former is known as internal trade while the latter is called international trade.   Types of Trade International Trade This trade is divided into two groups.  They are: Import […]

WORLD TRADE Read More »

Geograpphy Sec Sch

ECONOMIC CO-OPERATION OF WEST AFRICA

International Economic Co-operation of West African state (ECOWAS) The economic community of West African states (ECOWAS) is a sub-regional organization formed by West African countries mainly to promote co-operation and development in all economic fields and to contribute to the progress and development of the African continent.                                                       ORIGIN OF ECOWAS The treaty

ECONOMIC CO-OPERATION OF WEST AFRICA Read More »

Geograpphy Sec Sch

CLIMATIC CHANGE

Climate Change Meaning and Nature of Climate Change Climatic change refers to large scale alteration in the normal cycle of weather over pronounced time or duration.  This change or alteration is expressed in the irregularities (anomalies) of the cycle or regimes of major elements such as rainfall, solar radiation, temperature, pressure patterns and all-other elements

CLIMATIC CHANGE Read More »

Geograpphy Sec Sch

MASS MOVEMENT

Mass movement can be defined as the movement of weathered materials (regolith) on slope under the force of gravity.  It can also be referred to as the movement of rock materials from one place to another under influence of gravity.                     FACTORS THAT AFFECT MASS MOVEMENT These are factors that affect mass movement Gradient

MASS MOVEMENT Read More »

Geograpphy Sec Sch

WEATHERING

Weathering is the disintegration and decay of rocks which is caused by forces of weather such as frost, rain and temperature changes. It can also be defined as the process by which rocks are broken down into smaller fragments by weather forces/atmospheric forces. It is a process of rocks breaking and decaying which are caused

WEATHERING Read More »

Geograpphy Sec Sch

DENUDATIONAL PROCESSES

Denudation is the process of lowering or sculpturing the earth surface by the activities of certain agents called denudation.  The word denude is an original Greek word for reduction, that is, lowering or cutting.  Therefore, denudation process are processes that contribute to lowering or reshaping the earth.   Types of Denudational Processes Denudation involves four

DENUDATIONAL PROCESSES Read More »

Geograpphy Sec Sch

LIMESTONE

LIMESTONE (KARST) REGION Meaning: Limestone or Karst region (Fig. 38.10) refers to a large stretch of land occupied by limestone which possesses a unique type of topography. Limestone is a sedimentary rock of organic materials made up of calcium carbonate.                                   Characteristics of limestone region Solubility: Limestone is insoluble but is made soluble by

LIMESTONE Read More »

Geograpphy Sec Sch

VOLCANICITY

Volcanicity is the ejection of solid, liquid or gaseous materials from some deep-seated reservoir of molten magma beneath the earth crust to the earth surface. Volcanicity is defined as the rising of molten magma or other gaseous materials beneath to the surface of the earth or within the earth crust. Volcalnicity can be referred to

VOLCANICITY Read More »

Geograpphy Sec Sch

Regions of Earthquake Occurrence

POPULAR EXAMPLES OF DISASTROUS EARTHQUAKES Africa is generally free from earthquake except along the edge (Morocco, Algeria and Egypt) where some earthquake have been recorded. In East Africa, some major earthquakes have occurred in the rift valley zone e.g. Tanzania, near the shore of Tanganyika in the December 1910 and in Kenya in January 1928.

Regions of Earthquake Occurrence Read More »

Geograpphy Sec Sch

EARTHQUAKES

An earthquake is a violent tremor in the earth crust which send out a series of vibrating waves in all directions. These are sudden movement or vibrations of in the earth crust. They occur as a result of disturbances within and below the earth crust   CAUSES OF EARTHQUAKES Most earthquakes one caused by sudden

EARTHQUAKES Read More »

Move to Study in the US, UK

Acadlly
error: Content is protected !!