History of Computer The development of the first counting device has been dated to ancient times, a man called abacus used a counting device about 3000 years ago and from this time and man has continued to improve. Ancient methods of counting were through the use of fingers, stones, sticks and grains. The history of computer
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What is Mixture? A mixture consists of more than one element or compound. The components of a mixture can be separated by physical methods. A mixtureis a material system made up of two or more different substances which are mixed but are not combined chemically. A mixture refers to the physical combination of two or more substances in which
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Introduction A salt is an ionic compound formed when the hydrogen of an acid is partly or completely replaced by a metal ion or ammonium ion. All salts are chemically and electrically neutral. Example: Diagram above shows that when the hydrogen ion in nitric acid is replaced by Na+, Ca2+, NH4+ or Al3+ ions, salts are formed.
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Introduction Apart from social justice that had been corrupted , the religion of the Israelites was no longer practiced as they had deviated from observing the covenant made with God. Their hearts were not truly with God, they only pretended by fulfilling the physical obligations of worship such as payment of tithes and offering sacrifices
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Topic: Basic Function A function is a structure that simplifies a complex operation into a single step. A function is therefore a many-to-one (or sometimes one-to-one) relation. The set of values at which a function is defined is called its domain, while the set of values that the function can produce is called its range. Functions act as ‘black boxes’, they accept
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Meaning of Figures of Speech A figure of speech is a word or phrase that has a meaning different than its literal meaning. It can be a metaphor or simile that is designed to further explain a concept. Or, it can be a different way of pronouncing a word or phrase such as with alliteration
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Introduction Circuits consisting of just one battery and one load resistance are very simple to analyze, but they are not often found in practical applications. Usually, we find circuits where more than two components are connected together. There are two basic ways in which to connect more than two circuit components: series and parallel. First, an example of
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The Meaning of Advertising Advertising can be defined as a means by which a manufacturer tells the potential consumers about existence of a product and other information about a product. Advertising is the introduction of goods or product or a service to a consumer or an intending customer. Advertising a product means introducing it to
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Signs of Disease in Farm Animals Unthriftiness Lack of appetite Dullness Rough coat Ruffled feather in poultry Wasting Diarrhea or water stool Premature abortion Increased mortality rate Discharge from mouth and eyes Decrease in activities Loss of weight Blood stains in faeces Reduced production Economic Importance of Animal Disease Poor growth of animals Diseases lead
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Introduction Hammer Throw for Men at Olympics: Hammer throw is a throwing event included in the field athletics discipline at the international level. In the hammer throwing event, the athletes are required to throw a heavy ball fixed to a handle with a wire. The ball is generally made from steel. The handle is also
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