Basic Science

The concepts of work, energy, and power are fundamental in physics and are closely related to each other. Let’s explore each concept individually: 1. Work In physics, work is defined as the transfer of energy that occurs when a force is applied to an object, and the object is displaced in the direction of the […]

Energy is used up when work is done. The energy stored up in our muscular system is made available when we are to do work. The stored-up energy (potential energy) is converted to kinetic energy as work is being done. MEANING OF WORK, ENERGY AND POWER Work Work is done whenever a force is applied

Skill acquisition is a special  ability impacted on somebody as a result of training  to do something well. REASONS FOR SKILL  OF ACQUISITION (1)     To get employment (ii) To be self employed because they don’t want to be under anybody (iii)     For decision making Iv   For risk taking V   For managing emergency situation Vi  For

Electrical energy are needed in industries ,officers and home for carrying out numerous essential operation for instance blender at home , television, iron and fridge all make use of electrical energy to operate . Electric current is the flow or electron from one point to another in a  circuit in a metallic conductor called wires

Magnetism is a fundamental force of nature that manifests itself in various ways. It is the force that causes certain objects to attract or repel each other. Magnetism is closely related to electricity and is a result of the movement of charged particles, such as electrons. Here are some key points about magnetism: 1. Magnetic

Sound is a form of energy and transfer in form of wave to the listener through a medium by vibration Sound is transmitted through a medium in the form of vibration or wave reach the human ear , the waves as sound  Sound are classified into two classes (i)  musical sound  (ii) noise Musical sounds

Energy is the capacity to do work, Light is a form of energy because it can do work. Light energy travels on a straight line, the phenomenon of light travelling on a straight line is called rectilinear propagation of light. The pinhole camera operates on this principle. Other phenomena that show that the light travel

Nigeria is known to have abundant solid mineral resources spread across different locations within the country. Here are some of the key solid minerals found in Nigeria and their respective locations: 1. Coal Nigeria has significant coal deposits, primarily located in the southeastern and north-central parts of the country. Major coal mines are situated in

Minerals are naturally occurring substances in the soil. Such minerals are natural endowments to particular communities. The mineral resources may exist in solid, liquid or gaseous forms. Examples of mineral resources are petroleum, limestone, gold, coal etc. Examples of solid minerals in Nigeria are gold, limestone, coal, tin ore, columbite, iron ore, diamond etc. These

Plant and animal resources play a crucial role in the economy, providing various goods and services that contribute to human well-being and economic development. Here are some key economic aspects of plant and animal resources: 1. Food Production Plants and animals are the primary sources of food for human consumption. Agriculture, including crop cultivation and

The source of resources from living things comes from plants and animals. The resources from plant sources include cash crops and food crops, dyes, and drugs while resources from animals include hide and skin, and dairy products. Plants’ resources are grown in the garden and farms for food, commercial purposes, and aesthetic values. Resources from

Reproduction is the ability of living organism to produce young ones of their kind. It is necessary for the continuity of life. TYPES OF REPRODUCTION There are two main types of reproduction Asexual reproduction Sexual Reproduction Asexual Reproduction: This is the type of reproduction that involves only one parent.  Examples are vegetative reproduction, binary fission

A drug is a chemical substance which affects the action of the body. IMPORTANCE OF DRUG It saves life It relieves pain It relieve suffering It helps to fight against diseases It promotes food health. DRUG ABUSE This is the act of using drugs without the doctor’s advice and prescription. DRUG MISUSE This refers to

Nutrition is the process of taking in food to get energy and maintain life. It is also called feeding in living organisms. FOOD Food is any substance which when eaten is used to maintain life and growth. Importance of Food To give energy To maintain life It makes us grow To make one stay healthy

SANITATION Sanitation is the process of keeping places free from dirt which causes infections, diseases and germs. This is done by removing waste products (both solid and liquid) away from the environment. It is also the process of maintaining cleanliness. PERSONAL CLEANLINESS This refers to the way of keeping germs from our bodies in order

This is the period during which growing boys and girls reach sexual maturity and become capable of reproduction. Usually, puberty starts between ages 8 and 13 in girls and ages 9 and 15 in boys. Pubertal Changes in Boys Broadening of the chest and shoulders. Deepening of the voice. Growth of moustache and beard. Growth

Metals are elements that readily form positive ions and have metallic bonds.  Examples are copper, iron, copper, etc. Properties of Metals They are good conductors of heat and electricity They are lustrous i.e. shiny and can be polished. They are malleable, that is, they are capable of being beaten into thin sheets. They are ductile,

CHARACTERISTICS OF PLANTS AND ANIMALS Plants exist in different forms. These are: Treesg. mango, orange, guava, pawpaw, etc. Flowers such as ice plant, hibiscus, yellow bush, pride of Barbados, etc. Herbs like crotalaria, carpet grass, Bahamas grass etc. Animals can be classified as: Vertebratesg. man, cat, goat, sheep, cow, chicken, rabbit etc. Invertebratesg. tse-tse fly,

Living things are things that have life in them.  Examples are man, insect, bird, fish, toad, lizard, yam, grass, etc. Living things are classified into two major group i.e. plants and animals. Non-living things are things that have no life in them.  Examples are stone, chair, table, water, shoe, bag, salt etc. The Characteristics of

Matter is anything that has mass and occupies space.  Examples are a stone, sand, water, biro, air etc. All matter is made up of tiny particles called atom. PROPERTIES OF MATTER Matter occupy space Matter have mass Matter is made up of particles It exists in solids, liquids or gasses CLASSIFICATION OF MATTER Matter can