### Graphs and plotting – upper primary

Graphs The common graphs at primary level are the line graphs and bar graphs. Line graph A line graph is a type of chart used to show ... Read More

### Factors affecting the equilibrium constants, Kc and Kp

These factors include temperature, concentration, pressure and catalyst. these factors are well explainned in this video Read More

### Probability

Probability Probability is the likelihood or chance of an event occurring. Many events can't be predicted with total certainty. The best we can say is ... Read More

### Algebra-Upper primary

Algebra Algebra is a branch of mathematics dealing with symbols and the rules for manipulating those symbols. In elementary algebra, those symbols (today written as ... Read More

### Modulus- upper primary

Modulus Download question and answer from the PDF below modulus - upper primary Sponsored by The Science Foundation College +256 753 80 27 09 Compiled ... Read More

### Bases – Upper primmary

Bases We are accustomed to writing numbers in base ten, using the symbols for 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 ... Read More

### Simple interest -Upper primary

Simple interest There is a formula for simple interest I = PRT where I = interest P = amount borrowed (called "Principal") R = interest ... Read More

### Speed and distance

Distance, speed and time Distance is a numerical description of how far apart two objects are from each other. Speed is distance over time taken ... Read More

### Mean, mode, media , range, revision questions and answers

Mean, median, mode, range The "mean" is the "average" you're used to, where you add up all the numbers and then divide by the number ... Read More

### Pie Chart – Upper primary

Pie chart It is a circular graph which is used to represent data Constructing Circle Graphs or Pie Charts A pie chart (also called a Pie Graph ... Read More

### Bearing – Upper primary

Bearings A bearing is an angle, measured clockwise from the north direction. Example What is the bearing of A from B in the diagram below? The bearing ... Read More

### Volume – Upper primary

Volume This is the amount of space taken up by an object, while capacity is the measure of an object's ability to hold a substance, ... Read More

### Area – Upper primary

Area Area is the size of a surface. Formulae of the area of simple shapes Example Find the area of the base of cuboid below. Solution ... Read More

### Lines, Angle, parallel line, polygons- upper primary

Angles In geometry, an angle can be defined as the figure formed by two straight lines meeting at a common end point. An angle is represented ... Read More

### Perimeter- Upper primary

Perimeter. Perimeter is the distance around a two-dimensional shape Formulas for finding perimeter of regular objects Perimeter of a rectangle = 2l + 2w =2(l + ... Read More

### Angle construction

Constructing Angles of 60º, 120º, 30º, 150, 90º and 450 How to construct an angle of 600. (i) Draw a line and select point A. ... Read More

### Sets – upper primary

SETs A set is a collection of distinct objects, called elements of the set A set can be defined by describing the contents, or by listing the elements of ... Read More

### Roman numerals – upper primaary

Roman numerals The table below equivalent of roman numerals to Arabic numeral 1 2 3 4 5 6 7 8 9 I II III IV ... Read More

### Force and simple machine – upper primary

Force A force is the pull, push or a lift on an object. Force is measured in Newtons using a spring balance Effect of ... Read More

### Preparation of hydrogen

procedure of preparation of hydrogen and worked examples Read More

### Properties of matter – upper primary

PROPERTIES OF MATTER Matter Matter is anything that occupies space and has mass. Mass is what matter is made up of. Matter exists in three ... Read More

### Magnetism-upper primary

Magnetism A magnet is a piece of metal which has ability to attract other metals. Magnetic substances are those substances which can be attracted by ... Read More

### Preparation of oxygen with worked examples

principles of preparation of gases i.e. preparatory state, purification stage, drying stage, and collection stage. Preparation oxygen, sample questions and answers Read More

### Sound energy-upper primary

Sound energy Sound is a form of energy that enables us to hear. It is caused by vibration of objects Properties of sound Pitch is ... Read More

### Electric energy -upper primary

Electricity This is a form of energy that is produced by moving electrons or electrical charges. There are two types of charges; positive charges and ... Read More

### Light energy – upper primary

Light It is a form of energy that enables us to see. Other uses of light It is used by plants for photosynthesis It is ... Read More

### Heat energy – upper primary

Heat energy This is a form of energy that flows from one point to another due to temperature differences. Temperature a physical property of matter ... Read More

### Energy(introduction) – Upper primary

ENERGY Energy is the ability to do work. It is measured in joules Work is a product of force and distance Work = force x ... Read More

### Weather and weather instruments

WEATHER Weather is the atmospheric condition of a place at a given time over a short period of time. The study of weather is called ... Read More

### Animal-husbandry

Domestic animals The animals that are kept at home are called domestic animals. Domestic animals include pets and livestock. Pets include cats, dogs and pigeons. ... Read More