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… Read More »MASS MOVEMENT
Geography
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… Read More »WEATHERING
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… Read More »DENUDATIONAL PROCESSES
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… Read More »LIMESTONE
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… Read More »VOLCANICITY
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… Read More »Regions of Earthquake Occurrence
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… Read More »EARTHQUAKES
Air and Noise Pollution
AIR POLLUTION Air pollution is when unwanted chemicals, gasses, and particles enter the air and the atmosphere causing harm to animals and damaging the natural cycles of the Earth. Various… Read More »Air and Noise Pollution
BUSH FALLOWING IN WEST AFRICA
Bush fallowing is a system of farming or the cultivation of one piece of land for some years before the farmer leaves the piece of land to cultivate another in… Read More »BUSH FALLOWING IN WEST AFRICA
MINING
Process of extracting valuable minerals from the earth’s surface. Formations in Which Minerals Occur Veins and Lodes – Occurrence of minerals in crevices, cracks or faults in igneous rocks. They… Read More »MINING
MINERALS IN EAST AFRICA
Phosphates used in the manufacture of fertiliser-Tororo in Uganda and Majingu Hill in Tanzania. Limestone used in cement manufacturing-Hima in N.W Uganda, Tanga in Tanzania, Athi River and Bamburi in… Read More »MINERALS IN EAST AFRICA
PROBLEMS ENCOUNTERED IN FIELD WORK
PROBLEMS ENCOUNTERED IN FIELD WORK Language Barrier -Inability to communicate due to the interviewer and the respondent not sharing the same language or respondents may be illiterate and thus unable… Read More »PROBLEMS ENCOUNTERED IN FIELD WORK
MINERALS AND ROCKS
MINERALS AND ROCKS Minerals – Inorganic substances occurring naturally at or below the earth’s surface. Characteristics of Minerals Different degrees of hardness e.g. some are very hard e.g. diamond… Read More »MINERALS AND ROCKS
FIELD WORK
FIELD WORK Scientific study of geography using the environment as a laboratory or source of information. Types of Field Work Field Excursion -Visiting an area near or far from the… Read More »FIELD WORK
Analysis of Data
Analysis of Data Examining the numerical figures in detail. Techniques of analysing Data Calculation of Percentages -If in the study of a farm 10 hectares are devoted to coffee, what… Read More »Analysis of Data
METHODS OF RECORDING DATA
METHODS OF RECORDING DATA Methods of storing information to avoid losing it. Note Taking -Writing in a note book what is being observed, answers during interviews and then notes are… Read More »METHODS OF RECORDING DATA
SAMPLING AND EXPERIMENTATION
SAMPLING AND EXPERIMENTATION Sampling is examining by taking a sample -a part representing the whole (population). Types of Sampling Random Sampling – Selection of members of a group haphazardly where… Read More »SAMPLING AND EXPERIMENTATION
STATISTICAL DATA
STATISTICAL DATA Discrete Data -Which is given in whole numbers e.g. 16 elephants 1093 tonnes of wheat Continuous Data – Facts and figures which can take any value e.g. Fractions… Read More »STATISTICAL DATA
METHODS OF COLLECTING DATA
METHODS OF COLLECTING DATA (STATISTICAL TECHNIQUES) Observation -Use of eyes to observe features or weather then information is recorded immediately e.g. cloud cover, rocks, soil, land forms, vegetation, etc. Advantages… Read More »METHODS OF COLLECTING DATA
STATISTICS
STATISTICS Statistics – numerical figures collected systematically and arranged for a particular purpose. Statistical data-information presented inform of numbers e.g. No. of students in a school Mean daily temperature of a… Read More »STATISTICS