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…. According to Einstein, matter and energy are related. That is, the chair on which you are sitting could turn completely into energy if circumstances were right, and some of the sun's massive energy output could be converted into matter if conditions were right…

…        The fragile balance of the Earth's ecosystem is constantly being disrupted. Overpopulation is placing heavy strain on the world's resources. We are burning all our fossil fuels to create the energy we need, and clearing our rainforests…

…Just imagine the huge benefits of a non-stop working machine, which could create energy out of nothing. If this might sound silly now , ...well , humanity needed quite a long time to realise that this is impossible! In fact, during many centuries…

…. When struck by a neutron, this isotope undergoes a process called fission. In fission, When struck by a neutron, the nucleus of the plutonium atom is split into two nearly equal parts, and energy is released. Although the energy released by one atom…

…of practice will help athletes feel great and score those winning points. It is important that an athlete's diet provides the right amount of energy, which includes 50-plus nutrients and adequate water. No single food or supplement can do this. A variety of foods…

…varies between transition metals and the hydrogen atoms depending on certain factors: temperature, pressure and electric current. When molecules change phases from liquid to gas, enough energy has to be applied to break the bonds between the molecules…

…and energy-generating facilities that burn fossil fuels, primarily coal, are the principal sources of increased sulfur oxides. These sources together with transport are the major originators of increased nitrogen oxides. The problem of acid rain has not only…

…of nationalism and returning to a renewed loyalty to products made with local labor and raw materials. Analysis The concept of marketing evolved from a need for people to exchange goods and services, between one another. This exchange process was called…

…a mutation of a gene or is passed though inheritance. It is not contagious and there is no way to prevent it. Because it is a gene disorder, it is a lifetime disease. For normal people the body renews the skin surface by making new cells and getting rid…

…by Kaiser William II in 1890, made the situation even worse. The traditional dislike of Slavs kept Bismarck's successors from renewing the understanding with Russia. This gave France an opportunity to ally with Russia. At any rate, we can see that the menace…