Basic Science and Technology (Primary Classes)

BST primary classes

FRICTIONAL FORCES

Magnetism is a force that can attract (pull closer) or repel (push away) objects that have a magnetic material like iron inside them (magnetic objects). Magnets can be affected by electricity, which makes them very useful in machines and computers. Magnets are used to make a tight seal on the doors to refrigerators and freezers, […]

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BST primary classes

FRICTIONAL FORCES

To stop a moving object, a force must act in the opposite direction to the direction of motion. For instance, if you push your book across your desk, the book will move. The force of the push moves the book. As the book slides across the desk, it slows down and stops moving. The force

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BST primary classes

FORCES

In the school and at home, we see many moving things. We move about on our legs, vehicles move on roads, trains on the rails, aeroplanes fly in the sky and ships sail on the seas. Movement occurs when a force is applied on a thing or object. That is, force causes things to move.

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BST primary classes

PULLEYS

A pulley is a wheel that has a smooth groove in its rim, with a rope passing through the groove. At times, there are loads that are too heavy to lift. MEANING OF PULLEY  A pulley is a simple machine that is used to lift heavy objects. A simple machine for overcoming this difficulty is

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BST primary classes

LEVERS

A machine is a simple object which makes our work easier to do. Many objects in the school and at home such as a pair of scissors, bottle opener and cutlass, are examples of simple machines. In science, anything that makes us to use less energy to do much work or overcome a large force

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BST primary classes

SAFETY AND ACCIDENTS

MEANING OF SAFETY Safety means keeping yourself and others free from harm or danger. That’s being careful not to fall, bump or run into things. MEANING OF ACCIDENT Accidents are unplanned or unexpected events that happen to human beings. Accidents can happen everywhere, for example, in the schools, homes, roads and markets.   COMMON ACCIDENTS 

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BST primary classes

Muscular system

The muscular system is made up of tissues that work with the skeletal system to control movement of the body. Some muscles—like the ones in your arms and legs—are voluntary, meaning that you decide when to move them. Other muscles, like the ones in your stomach, heart, intestines and other organs, are involuntary.   Functions

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BST primary classes

Digestive system

The human digestive system is a series of organs that converts food into essential nutrients that are absorbed into the body. The digestive organs also move waste material out of the body. The enzymes in saliva help break down foods, and the lubrication function of saliva makes it easier for food to be swallowed.  

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BST primary classes

BASIC ELECTRICITY

Electricity is a form of energy that can give things the ability to move and work. Electricity makes the following to do work or move: bulbs, toys, machines, cars, television etc.   CONDUCTOR AND NON CONDUCTOR CONDUCTOR Conductors are materials that allow energy to flow through them. For example, wire, iron, pin, spoon, etc. They

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BST primary classes

BASIC ELECTRICITY

Electricity is a form of energy that can give things the ability to move and work. Electricity makes the following to do work or move: bulbs, toys, machines, cars, television etc.   PUPILS ACTIVITIES Materials required A plastic comb (or a glass rod or a plastic rod), pupils with dry hair, a piece of dry

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BST primary classes

DRAWING INSTRUMENTS

Drawing is a form of visual art in which a person uses various drawing instruments to mark paper or another two-dimensional medium. Instruments include graphite pencils, pen and ink, various kinds  paints, inked brushes, colored pencils, crayons, charcoal, chalk, pastels, various kinds  erasers, markers, styluses, and various metals (such as silverpoint).   Digital drawing is the act of using a computer to draw. A drawing instrument releases a small amount of material onto a surface, leaving a

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BST primary classes

CAUSES AND PREVENTION OF ACCIDENT

MEANING OF SAFETY Safety is the state of being safe, the condition of being protected from harm and other non-desirable outcomes. Safety means keeping yourself and other from harm and danger.   MEANING OF ACCIDENT An accident is an unplanned event that sometimes has inconvenient or undesirable consequences. An accident is something harmful and takes

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BST primary classes

Forms of Force

Force is a push or pulls acting upon an object as a result of its interaction with another object. There are a variety of types of forces. Previously in this lesson, a variety of force types were placed into two broad category headings on the basis of whether the force resulted from the contact or

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