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Lakes A lake is a depression on the earth”s surface where water has accumulated. Classification /Types of Lakes According To the Nature of Water a) Fresh water lakes which contain fresh water.b) Salty lakes which have salty water According To the Mode
Statistics II Statistics is the discipline that concerns the collection, organization, analysis, interpretation and presentation of data. Compound/Cumulative Divided Bar Graph 1. Step one, set the cumulative total of each year.2. Draw vertical axis(Y) to represent dependent variable3. Draw horizontal axis(x)
Hydrological / Water Cycle – This is the endless interchange of water between the sea, atmosphere and land. Processes in Which Circulation Is Carried Out 1. Evaporation– Changing of water into water into water vapour when it‟s heated by solar
Map Work The study and analysis of maps, especially prior to, or in relation to fieldwork. Description of Relief a) Describe the general appearance of the entire area e.g. hilly, mountainous, plain, undulating landscape, has many hills, isolated hills, etc.b)
External Land Forming Processes – Processes operating on the exterior of the earth resulting in the formation of natural physical features.– These are: Weathering – Mechanical breakdown or chemical decay of rocks “in situ” (without movement)Agents of weatheringThings that work
Properties of waves – Waves exhibit various properties which can be conveniently demonstrated using the ripple tank. It consists of a transparent tray filled with water and a white screen as the bottom.– On top we have a source of
Pressure Laws – This law states that “the pressure of a fixed mass of a gas is directly proportional to the absolute temperature if the volume is kept constant”. The comparison between Kelvin scale and degrees Celsius is given by;θ0
Quantity of Heat –Heat is a form of energy that flows from one body to another due to temperature differences between them. Heat capacity Heat capacity is defined as the quantity of heat required to raise the temperature of a given mass
Introduction to Heating effect of an electric current – When current flows, electrical energy is transformed into other forms of energy i.e. light, mechanical and chemical changes. Factors affecting electrical heating Energy dissipated by current or work done as current
Electric fields – An electric field is the space around a charged body where another charged body would be acted on by a force. These fields are represented by lines of force.-This line of force also called an electric flux
What is Agriculture? Agriculture refers to a fundamental human activity, which i...
POPULATION STUDIES Is the general activities carried out for the purpose of acqu...
CONCEPT OF SOIL AND SOIL PROFILE Soil appears very complex and thus differe...
GROUND WATER WATER CYCLE Rain falls on the earth surface in filtrates (soaks int...
THEORIES THEORY OF ISOSTASY Denudation has been going on the continents where to...
GLOBE Is the model of the earth Earth Is ball of rock partly covered by wat...
Photograph are the true image pictures showing truly appearance of the earth’s...
What is a map? Map is a scaled conventional representation of the whole or any o...
INTRODUCTION TO SURVEYING Surveying is an art or a science of measuring and reco...
Definitions of Research – Research is the systematic investigation into a...
STATISTICS Statistics is a branch that deals with every aspect of the data. Stat...
