LIGHT ENERGY Light energy is a form of electromagnetic radiation. Light consists of photons, which are produced when an object’s atoms heat up. Light travels in waves and is the only form of energy visible to the human eye. SOURCES OF ENERGY Sun Electric bulb Explosion Flame LED (Light Emitting Diode) Fire Moon Tube…
Heat Energy Thermal energy is created from the vibration of atoms and molecules within substances. The faster they move the more energy they possess and the hotter they become. Thermal energy is also called heat energy. Chemical Energy Chemical energy is stored in the bonds of atoms and molecules – it is the energy that…
What is Modern Technology?. Modern technology is the advancement of the old technology with new additions and modifications. For an example, it is impossible for the people in this decade to live with a wired telephone placed on the table. So, the mobile phone which can be taken with us anywhere is the perfect…
Technology is something which needs our eyes on. The latest technology changed a lot from what we saw in the last decade or the past century. New machines and gadgets are invented to make the jobs easier like never before. From the little tailor machine to the fastest car in the world, all got automated…
There are seven activities which make organisms different from non-living things. These are the seven characteristics of living organisms. 1. Nutrition Living things take in materials from their surroundings that they use for growth or to provide energy. Nutrition is the process by which organisms obtain energy and raw materials from nutrients such as proteins,…
Comparison of plant and animals as living things Animals are classified as wild and domestic animal. Domestic animals are animals that live with us at in our home, school compound and environment which we care for and they are not harmful to us. Domestic animals can also be called a friendly animal. While wield animals…
Parts of the human body includes:- Head, eye, nose, mouth, arm, hand, knee, leg, foot, toes etc. Each part of the body is useful to us, part of the usefulness includes:- Part of the body Use Part of the body Use Eyes To see things Mouth To talk and to eat Nose To smell things…
Animals live in different kinds of homes. Based on where animals live, they can be classified into two groups, these are:- Domestic animals: – These are animals that live with man at home; they are also known as harmless animals. Examples are cat, dog, hen, cow, goat, ram etc. Wild animals:- These are animals that…
Feeding All animals eat food. The food they eat may be different. Some animals feed on banana, some animals eat beans, some cassava, some eat chick, some eat grass, some feed on maize, some eat leaf, some eat rat while fishes eat worm. Movement All animals can move. A goat can walk and it can…
Animals are living things which means they can perform the characteristics of living things which include reproduction, feeding, movement etc. Animals cannot produce their own food themselves. They rely either directly or indirectly on the food produced by plant. Animals breathe in oxygen that is produced by plant. Examples of common animals: butterfly, cat, cock,…
Plants are very useful to us in many ways. We can make many things from plants for our use. As foods: A lot of the food that you eat comes from plants. For building, decoration, furniture, shade and as tools For making medicines: Plants are used for making various types of medicines. Only people who…
Shape The shape of the leave of a plant can be described as follows: broad leaves, long leaves, narrow leaves, round leaves, divided leaves, thick leaves and thin leaves. Size Plants differ in their sizes. Some are big. Some have a medium size. Others are small. Example of a plant with a big size is…
Plants are living things that can be found in our environment. Plants can manufacture their food by themselves making use of water and energy from sunlight through a process called photo they thesis. Plants take in carbon dioxide produced by animal and give off oxygen that is needed by man for survival Parts of…
Gongs are constructed of hammered metal. Most are made out of wood, bronze or brass, but with an amalgam of other metals. Although a lot of gongs are made in China, they are not mass produced like televisions or plastic toys. Each one is handmade. Gongs serve dual purpose of being a musical instrument and…
Maracas is known as shekere in Yoruba land. It is one of the major instruments mainly used when performing a musical concert. The following are materials needed for making maracas at home Rice Plastic egg Two plastic spoons Cellotape Procedure for making maracas Pour rice into an empty plastic egg and close the egg. Tape…
You can sound the trumpets, bang the drums and strike up the band. It is possible to make musical instruments using recycled materials. There are mental and physical benefits associated with playing and listening to music. Examples of musical instrument that can be produced at home. Guitar: – To make a guitar, simply stretch several…
Local Instruments that Produce Sounds Local musical instruments are objects put together in the locality to produce music There are many local instruments in Nigeria that can produce sound. This include:- Shekere Samara Gangan Ekwe Udu Agidigbo Bata drum Kakaki Xalam Ogene Kontigi Presentation Step I: Teacher revises the previous topic. Step II: Teacher…
Scientists have produced a lot of modern instruments that can produce sound energy, some of these instruments are:- drum, saxophone, clarinet, piano, guitar, harp etc. Examples of Instruments and Sound Energy Castanets clicking A calliope singing Cymbals crashing A drumstick striking a drum head Electric guitar whining A hammer striking a steel string in a…
Sound energy is produced when an object vibrates. The sound vibrations cause waves of pressure that travel through a medium, such as air, water, wood or metal. Sound energy is a form of mechanical energy. Examples of Sound Energy An air conditioning fan An airplane taking off A ballerina dancing in toe shoes A balloon…