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Introduction to Floating and Sinking – Any object in a liquid whether floating or submerged experiences an upward force from the liquid; the force is known as upthrust force.– Upthrust force is also known as buoyant force and is denoted by letter ‘u’.
What is Uniform Cicular Motion? Circular motion is the motion of bodies travelling in circular paths. Uniform circular motion occurs when the speed of a body moving in a circular path is constant.This can be defined as motion of an object at
What is a Lens? A lens is conventionally defined as a piece of glass which is used to focus or change the direction of a beam of light passing through it.They are mainly made of glass or plastic. Lens are
– At a school laboratory:– An acid may be defined as a substance that turn litmus red.– A base may be defined as a substance that turn litmus blue.– Litmus is a lichen found mainly in West Africa.– It changes its colour
An acid may be defined as a substance that turns litmus red.A base may be defined as a substance that turns litmus blue.An indicator is a substance that shows whether another substance is a base/alkaline,acid or neutral There are some common and naturally occurring acids as
(i) Solutions (solid-liquid dissolved mixture) When a solute dissolves in a solvent it forms a uniform mixture called solution. A substance/liquid in which another substance dissolves is called solvent. A substance /solid /gas which dissolves in a solvent is called
A surd can be described as a root whose exact value cannot be found. It is an example of an irrational number; a number which cannot be expressed in the form: In getting the value of a surd, the decimal
African Socialism African Socialism is a social-political system that has its roots in African values. It is based on ideologies that are drawn from African traditions. This philosophy incorporates foreign values and ideologies that were deemed useful. Origin of African
United Nations International relations refers to the cooperation of independent nations from different parts of the world politically, socially and economically.The United Nations is an association of sovereign states formed after World War II UN Headquarters in New York –
World War I War refers to fighting between two or more conflicting parties. A world war is a war that is fought between many countries in different parts of the world, usually over long periods of time. World war I was
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...
