Absolute humidity
Absolute humidity is the mass of water in (grams/m3) per unit volume of dry air regardless of its temperature. The higher the amount of water ... Read More
Relative humidity
Relative humidity is a ratio, expressed in percent, of the amount of atmospheric moisture present relative to the amount that would be present if the ... Read More
wind surfing
Windsurfing is a unique water sport that combines the elements of surfing and sailing. The rider is planing across the water on a board rigged ... Read More
Physical geography Chapter 11: Coral landforms in East Africa
Coral landforms/ reefs are offshore limestone rock platforms formed by continuous deposition and accumulation of shells or skeletons of small marine organisms known as coral ... Read More
Physical geography Chapter 9: Costal geomorphology in East Africa
A coast is part of land bordering the sea or any other extensive tract of water like ocean. The nature of the coast is influenced ... Read More
Physical geography Chapter 9: Glaciation in East Africa
Glaciation Glaciation comes from the word ''glacier" which means moving large mass of ice from higher level to lower level under the influence of gravity ... Read More
Till plain
Till plains are an extensive(wide) flat plain of glacial till that forms when a sheet of ice becomes detached from the main body of a glacier and melts in ... Read More
Physical geography Chapter 8: Lakes in East Africa
A lake is a depression or basin filled with water Lakes in East Africa differ in permanency, salinity, shape, size and depth. Processes leading to ... Read More
Physical geography Chapter 7: Drainage system in East Africa
Drainage system is a network well-defined channels through which water flows. The drainage system of an area is the outcome of the geological time period, ... Read More
Physical geography –Map work/map reading question (UACE paper 1 question 1)
Map reading Map work work is a compulsory number in a-level geography paper 1 and carries 25 marks. The maps can be obtained from schools ... Read More
Rock outcrop
Rocky outcrops are defined as geological features/rocks that protrude above the surface of the surrounding land. Read More
What is a trigonometrical station?
A trigonometrical station, triangulation pillar, trig beacon or trig point is a fixed surveying station for the geodetic surveying and other surveying projects on nearby areas. Read More
Scale on a map
A scale is a ratio between distances on a map and the corresponding distance on the ground. For example, on a 1:100000 scale map, 1cm ... Read More
Physical geography-Photographic interpretations(A-level)
Photographic interpretation relates to identification of features in a photograph, their description, mode formation and economic uses. Examinable areas in photographic interpretation (a) Drawing a ... Read More
Physiographic regions
Physiographic region is a region having a particular pattern of relief features or land forms that differs significantly from that of adjacent regions. Read More
Col/saddle
A col (or saddle) is the lowest point of a ridge between two peaks. But at the same time it will also be the highest point ... Read More
Reasons why glycogen is a suitable energy compound for muscles than fats
It is quickly broken down to release glucose then energy while fats undergo complex processes before they can release energy Requires little storage space than ... Read More
Drainage system
Drainage system is a network well-defined channels through which water flows. The drainage system of an area is the outcome of the geological time period, ... Read More
Physical geography Chapter 6: Mass wasting in East Africa
Mass wasting is the downhill movement of weathered material due to influence of gravity or the creeping/flowing/sliding of rock and weathered materials or debris down ... Read More
Physical geography Chapter 5: Weathering in East Africa
Weathering is a denudation process which involves physical disintegration and chemical decomposition of rocks in situ (one place) by natural agents on the surface or ... Read More