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Categories: Did you know the world’s energy needs for one year can be covered by the sun generating power for only one minute? In fact, within 24 hours the Sun is able to generate more energy than the entire population would consume in 27 years. Thus, solar energy is not only a truly reliable and lasting energy source but also a …
What is renewable energy? Renewable energy is energy derived from natural sources that are replenished at a higher rate than they are consumed. Sunlight and wind, for example, are such sources that are constantly being replenished. Renewable energy sources are plentiful and all around us. Fossil fuels – coal, oil and gas – on the other hand, …
Technical Drawings and their Types Technical drawings are also known as ‘engineering drawings. They are means of communications and convey technical information of plant and equipment. They describe three-dimensional objects through the medium of two-dimensional paper. The process of producing technical drawings, and the skill of producing those, is often referred to as ‘drafting’. Technical …
The Birth of the Sun Let’s quickly review how our star came into being. Five billion years ago, a giant cloud floated in one of the spiral arms of the Milky Way galaxy. This cloud, called a nebula by astronomers, was made up of dust and gas, mostly hydrogen and helium, with a small percentage …
Global village is such an environment where the world considered as a single community in which telecommunications link the inhabitants together. In other words, Global village is an idea where all the people of the world will live as a single society and provide communication and services to each other through the use of information …