JSS 2 SECOND TERM BASIC TECH Week 11 Topic: CUTTING TOOLS The tools used in cutting metal include chisels, files and saws. a. Chisels Chisels are made of octagonal tool steel. They are forged to shape, filed, hardened and tempered. They are called cold chisels because they are used to cut cold metals. There are
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JSS 3 Mathematics Second Term Week 8 Topic: EVERYDAY STATISTICS Measures of Central tendency Introduction A measure of central tendency is a single value that attempts to describe a set of data by identifying the central position within that set of data. As such, measures of central tendency are sometimes called measures of central location.
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25 There is a new digital divide on the horizon. It is not based around who has devices and who does not, but instead the new digital divide will be based around students who know how to effectively find accurate information and those who do not. Helene Blowers has come up with seven ideas about
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WEEK 8 Agricultural Science S.S.S 2 Second Term TOPIC : Manure Manure Manure is organic matter, mostly derived from animal feces except in the case of green manure, which can be used as organic fertilizer in agriculture. Manures contribute to the fertility of the soil by adding organic matter and nutrients, such as nitrogen, that are
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Computer Science JSS3 Second Term Week 4 Topic: Hacking WHO IS A HACKER? In the computer security context, a hacker is someone who seeks and exploits weaknesses in a computer system or computer network. Hackers may be motivated by a multitude of reasons, such as profit, protest, challenge, enjoyment, or to evaluate those weaknesses to assist in removing
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Economics, SS 2, Week 1 Topic: Money Contents: Definition of money Qualities or Characteristics of Money Functions of Money Definition of Money Money Money is anything that is generally acceptable as a medium of exchange and in the settlement of debts. Money is anything that is generally acceptable as a means of payment. Qualities or
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Biology SS2 Second Term Week: 4 Topic: The Fruit Introduction A fruit is the ripened ovary or ovaries of a flowering plant, together with accessory parts consolidated with it, containing the seeds and occurring in a wide variety of forms and to some extent assists in the dissemination of the seeds. Typically a fruit start
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Chemistry SS1 Week 8 Topic: Gas Law Introduction Gas has existed since the beginning of time; oftentimes, it was referred to as “air” or “oxygen;” however, in the late 18th century, “air” became known as gas, and people were able to distinguish between different types of gas. Towards the end of the 18th century, scientists
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Basic Technology, JSS 3, Week: 3 Topic: Production of Materials – Metals Meaning of Metal Metals are materials used in producing some equipment used in everyday life. Metals are usually solid but a few ones are in liquid or powder form. They are made from raw forms called ores. We will discuss how metals are
Physical Health Education, JSS 1, Week 6 TOPIC : Pollution Contents Meaning of Pollution Forms of Pollution Pollution Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be
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