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OpportunityBinary molecular (covalent) compoundsBinary molecular (covalent) compounds are formed as the result of a reaction between two nonmetals. Although there are no ions in these compounds, they are named in a similar manner to binary ionic compounds. The nomenclature of binary covalent compounds follows these rules: The first element in the formula is given first, using the element’s full name. The second element is named as if it were an anion. Prefixes are used to denote the numbers of atoms present. If the first element exists as a single atom, the prefix mono- is omitted. For example, CO is called carbon monoxide rather than monocarbon monoxide.By: Vijaya Super adminWednesday, Jul 28, 2021YOUTH EMPOWERMENT+1
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OpportunityImportant and easy ways of Conserve WaterConserving water helps us by supplying more amount of water for longer usage. It has become necessary in all areas because these natural resources are reducing along with the increasing population and their usages. There are several ways to conserve water. Here are some important and easy ways for the conservation of water Keeping the tap closed when not in use. Check for the openings or leaks in water distribution pipes. Make sure to use collected rainwater for gardening or washing purpose. Always have a measure of how many buckets of water is wasted in a day and try to reduce. Do not run more water than necessary while washing and cleaning clothes, utensils, etc. Do not prolong your bathing. Go for a quick shower rather than wasting buckets of water Rainwater harvesting is one of the best method used for conserving water. There are different methods used to preserve rainwater instead of getting it wasted.By: rupaliWednesday, Nov 10, 2021AGRI-FOOD SYSTEMS+1
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ArticleConservation of WaterWater is one of the basic necessities for every living being and we cannot imagine a life without water. It is the natural resource and the main constituent of our planet earth. Water is the universal solvent and plays a key role in the existence of various forms of life on the planet earth. It is widely used for various purposes such as washing, bathing, cleaning, cooking, drinking, and other industrial and domestic uses. Water is a colourless and odourless substance that is essential for the survival of living beings. There are various sources of water such as wells, rivers, ponds, lakes, oceans, big dams, and streams. As we all know, nearly 70 to 80 percent of the Earth’s surface is covered by water, among which only 1-2 per cent water is pure and suitable for human use. Conservation of water mainly refers to protect, preserve, and control the usage of water and its resources. It is the system introduced to manage freshwater, reduce the wastage and protect the water and its resources in order to reduce and to avoid the scarcity. Therefore, we all should come forward to create awareness about conservation of water among our own friends, family, neighbours, society, etc. Conservation of water is very much essential as it saves life on earth.By: rupaliTuesday, Jul 27, 2021AGRI-FOOD SYSTEMS+1
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ArticleThe atomic nature of the elementsParalleling the development of the concept of elements was an understanding of the nature of matter. At various times in history, matter has been considered to be either continuous or discontinuous. Continuous matter is postulated to be homogeneous and divisible without limit, each part exhibiting identical properties regardless of size. This was essentially the point of view taken by Aristotle when he associated his elemental qualities with continuous matter. Discontinuous matter, on the other hand, is conceived of as particulate—that is, divisible only up to a point, the point at which certain basic units called atoms are reached. According to this concept, also known as the atomic hypothesis, subdivision of the basic unit (atom) could give rise only to particles with profoundly different properties.By: rupaliTuesday, Jul 27, 2021AGRI-FOOD SYSTEMS+1
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PostThe solar system’s several billion comets are found mainly in two distinct reservoirs. The more-distant one, called the Oort cloud, is a spherical shell surrounding the solar system at a distance of approximately 50,000 astronomical units (AU)—more than 1,000 times the distance of Pluto’s orbit. The other reservoir, the Kuiper belt, is a thick disk-shaped zone whose main concentration extends 30–50 AU from the Sun, beyond the orbit of Neptune but including a portion of the orbit of Pluto. (One astronomical unit is the average distance from Earth to the Sun—about 150 million km [93 million miles].) Just as asteroids can be regarded as rocky debris left over from the formation of the inner planets, Pluto, its moon Charon, Eris, and the myriad other Kuiper belt objects can be seen as surviving representatives of the icy bodies that accreted to form the cores of Neptune and Uranus.By: rupaliFriday, Jul 23, 2021YOUTH EMPOWERMENT+1
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OpportunitySun, Moon, and brightest planetsThe Sun, Moon, and brightest planets were visible to the naked eyes of ancient astronomers, and their observations and calculations of the movements of these bodies gave rise to the science of astronomy. Today the amount of information on the motions, properties, and compositions of the planets and smaller bodies has grown to immense proportions, and the range of observational instruments has extended far beyond the solar system to other galaxies and the edge of the known universe. Yet the solar system and its immediate outer boundary still represent the limit of our physical reach, and they remain the core of our theoretical understanding of the cosmos as well. Earth-launched space probes and landers have gathered data on planets, moons, asteroids, and other bodies, and this data has been added to the measurements collected with telescopes and other instruments from below and above Earth’s atmosphere and to the information extracted from meteorites and from Moon rocks returned by astronauts. All this information is scrutinized in attempts to understand in detail the origin and evolution of the solar system—a goal toward which astronomers continue to make great strides.By: rupaliFriday, Jul 23, 2021WATER, ENERGY, AND THE ENVIRONMENT+1
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Posthttps://aap-qa.apps.venturit.org/user_profile/minakshi-deskmukhBy: rupaliFriday, Jul 23, 2021HEALTH AND NUTRITION
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