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Mixtures and Methods Of Separating Mixtures class 8

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  INTRODUCTION In our surroundings, we see and use many materials that are made by combining two or more substances. These combinations are called mixtures. A mixture is a material made up of two or more substances (elements or compounds) that are physically combined, not chemically. This means the individual substances in a mixture retain their original properties and can be separated by physical means. For example, when we mix salt in water, we get a saltwater mixture. Similarly, air is a mixture of gases like nitrogen, oxygen, carbon dioxide, and others. In our kitchens, we often mix different food items like pulses and stones (before cleaning), sugar in milk, or spices — all of these are mixtures. Methods of Separation of Mixtures A mixture is made up of two or more substances that are physically combined. Since the components are not chemically bonded, they can be separated by various physical methods. The method used depends on the physical properties of the substances such a...
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Human Resources in India

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 Human Resources in India  Introduction Human resources we mean the size of population of a country along-with its efficiency, educational qualities, productivity, organisational abilities and farsightedness. By human resource we mean human capital. Human capital implies the abilities, skills and technical knowhow among the population of the country. A country should introduce manpower planning for the development of its human resources. Human resources must be considered both from the angle of assets as well as the liabilities connected with the attainment of economic development. For the attainment of economic development, proper utilisation of both natural as well as human resources is very much essential. Proper utilisation of natural endowments and the level of production of national wealth depend very much on the extent and efficiency of human resources. But too much population will again eat up all the fruits of development. Thus from the point of view of economic welfa...
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Good Morning, Merry Sunshine poem

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  Good Morning, Merry Sunshine    Good morning, merry sunshine,  How did you wake so soon? You’ve scared the little stars away  And shied away the moon, I saw you go to sleep last night  Before I ceased my playing, How did you get way over here? And where have you been staying? I never go to sleep, dear,  I just go round to see My little children of the East  who rise and watch for me. I waken all the birds and bees And flowers on my way, And last of all the little child who stayed out late to play. MCQs from each line and idea of the poem "Good Morning, Merry Sunshine" to ensure full comprehension. 1. What time of day is described in the poem?  A. Afternoon  B. Morning  C. Evening  D. Night 2. What is the sunshine called in the poem?  A. Lovely sun  B. Merry sunshine  C. Little sunshine  D. Golden light 3. What surprises the speaker about the sunshine?  A. That it is so hot  B. T...
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