Rated 4.8/5 by parents & students
Introduction Matter is defined as anything that occupies space and has mass. The particles of matter could be atoms, molecules or ions. It is important to note that the particles that make up all matter vary in their subatomic composition. The number and arrangement of an atom’s particles (neutrons, protons, and electrons) determines the properties of […]
SS1 Chemistry First Term: Particulate Nature of Matter Read More »
Definition of Computer Output Devices Computer Output Devices are various types of computer hardware which uses data and commands from the computer itself to perform assigned tasks. In other words, the output devices facilitate data processing by carrying out commands given by the computer. They convert electronically-generated information into human-readable forms. Types of Computer Output Devices There are three
SS1 Computer Science First Term: Computer Output Devices Read More »
History of Computer The development of the first counting device has been dated to ancient times, a man called abacus used a counting device about 3000 years ago and from this time and man has continued to improve. Ancient methods of counting were through the use of fingers, stones, sticks and grains. The history of
SS1 Computer Science First Term: History of Computer Read More »
What is Reproduction? Reproduction is defined as the ability of living organisms to give rise to new individuals of the same species. The purpose of reproduction is to ensure the continuity of life. Sexual Reproduction Sexual reproduction involving the fusion of female gamete (ovum) and male gamete (spermatozoon), which forms a zygote that potentially develops
SS1 Biology Second Term: Reproduction Read More »
Concept Of Culturing Culturing simply involves the techniques of growing micro-organisms in special media in the laboratory. It involves the making of sterile medium, inoculating, incubating and examining micro-organisms. By this means, micro-organism characteristics such as colour, pattern of growth and appearance can be seen. Culture of micro-organisms can be grown from water, air,
SS1 Biology Second Term: Concept Of Culturing Read More »
PUZZLE: A basket contains five apples. Share the apples among five children such that each one gets an apple and one apple stays in the basket!
Who can Solve this Puzzle? Read More »
This is a simple puzzle. But only geniuses can answer it correctly. Can you give it a try? PUZZLE: “You tear off my skin, but I do not cry. Instead you do! What am I?”
Puzzle: Who is the Hero? Read More »
Rounding off Numbers To ’round off’ or ‘approximate’ a number to a desired degree of accuracy, we- a. round the number up if the next digit is 5 or more b. round the number down if the next digit is less than 5. We represent approximately equal to as and approximately as ‘~’ Examples: 1. 73 is close to
Approximation and Estimation Read More »
What are Computer Viruses? Computer viruses are small software programs that are designed to spread from one computer to another and to interfere with computer operation. A virus might corrupt or delete data on your computer, use your e-mail program to spread itself to other computers, or even erase everything on your hard disk. Computer
Introduction to how the Internet Works On the internet, data and information are transferred world wide through the servers and clients (which are computers) connected to the internet. The computers which are responsible for management of resources i.e program and data on a network, by providing a centralized storage area, is called a SERVER. The
Introduction to How the Internet Works Read More »
