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The Velocity of Sound Waves Since there are three states of matter, it means there must be three velocities for the three states, because experimentally three states are not the same. The velocity varies from medium to medium. The velocity of sound in air, for dry air at 00C is approximately 330m/s, but at room […]
SS2 Physics Third Term: Sound Wave Read More »
Introduction to Angles of Elevation and Depression Any surface which is parallel to the surface of the earth is said to be horizontal. For example, the surface of liquid in a container is always horizontal, even if the container is held at an angle. The floor of your classroom is horizontal. Any line drawn on
SS2 Mathematics Third Term: Bearings: Angles of Elevation and Depression Read More »
Straight Line method This method makes provision for equal amount to be charged as depreciation for each year of useful life. It is calculated by thus; cost of asset less residual value divided by the number estimated as the useful life span. It is said to be the easiest to calculate, and consists of depreciating the
JSS 2 BASIC TECH THIRD TERM Week 6 Topic: TRANSMISSION OF ELECTRICITY INTRODUCTION When electricity is supplied to various consumers, e.g. domestic and industrial premises, it is said to be distributed. All distribution in Nigeria are carried out with Alternating Current (AC) system. [fusion_builder_container hundred_percent=”yes” overflow=”visible”][fusion_builder_row][fusion_builder_column type=”1_1″ background_position=”left top” background_color=”” border_size=”” border_color=”” border_style=”solid” spacing=”yes” background_image=””
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Biology SS 1 Third Term Week 7 Topic: Functioning Ecosystem Introduction An ecosystem is a basic functioning unit in nature. It is made up of living organisms (plants and animals) and their non-living environment. The biotic or living components such as the producers and consumers interact in their environment resulting in the ecosystem being a
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Basic Science JSS 1, Third Term, Week 7 Topic: Concept of Force Introduction You must have seen a broken down vehicle in your town or village. Assuming this car is to be taken to a nearby mechanic village, what do you think must be done to it? To make the broken down car move to
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English Language SS2 Week 1 Contents: Oral English: The Falling and Rising Tones Vocabulary Development: Using Computers A. Oral English: The Falling and Rising Tone Intonation is the music of the voice. As we speak, our voices are constantly changing from one pitch to another. Intonation often tells us more about the feelings and attitude
Computer Science JSS2 Week 1 Topic: THE INTERNET THE INTERNET Internet is defined as a global electronic communication network. It is one of the largest networks that link trillions of computers all over the world. You can access this network via communication devices and media such as modems, cable, telephone lines and satellite. The Internet
Classwork Series and Exercises {Computer Studies – JSS2}: The Internet Read More »
Home Economics JSS1 Week 3 Topic: COSMETIC PRODUCTION/ HOUSEHOLD CRAFTS Contents: What are Cosmetics? Uses of Pomade A. WHAT ARE COSMETICS? Cosmetics are product which is applied in different part of the body to improve the natural features in us. They include pomade, deodorant, powder, lips sticks, creams. Cosmetics (also known as makeup or make-up) are care
Home Economics JSS1 Week 5 Topic: PUBERTY, PERSONAL HYGIENE AND ADOLESCENCE Contents: What is Puberty? Menstruation Body Odour Special Needs and Challenges of Adolescents INTRODUCTION At about ten to fourteen years of age, different changes take place in the body of both boys and girls. These changes are signs of puberty. A. WHAT IS PUBERTY? Puberty is
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