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is the most widely used medium of broadcasting and electronic communication : it plays a major role in many areas such as public safety, industrial manufacturing, processing, agriculture, transportation, entertainment, national defense, space travel,…

DEBATE         In 1953, nuclear energy was introduced into America as a cheap and efficient energy source, favoured in place of increasingly scarce fossil fuels which caused air pollution. Its initial use was welcomed by the general public,…

fabric will catch fire fastest) Materials: Lighter safety goggles Stop Watch 5cm x 5cm piece of Denim 5cm x 5cm piece of Nylon 5cm x 5cm piece of Polyester 5cm x 5cm piece of Cotton 5cm x 5cm piece of Rayon 5cm x 5cm piece of Acrylic …

of an explosive propellant to project a missile. Guns or firearms are classified by the diameter of the barrel opening. This is known as the calibre of the gun. Anything with a calibre up to and including .60 calibre(0.6 inches) is known as a…

is fundamental for the understanding of dc circuit. This experiment proves and show how these rules can be applied to so simple dc circuits. INTRODUCTION         In the theory of Ohm's Law, voltage is simply proportional to current as…

        Galileo Galilei (1564-1642), the man first accredited with the correct notion of free-fall with uniform acceleration, stated that 'if one were to remove entirely the resistance of the medium, all materials would descend with equal speed.'…

how to unleash the most powerful energy of all; Nuclear energy. The study of nuclear energy began for the same reasons that most scientific studies are begun; to understand more about the universe and the laws by which the universe works. The…

think. Rather than just aimlessly hitting the cue ball around a table covered in felt, there is a set of law governing the outcome of play. These laws are known as PHYSICS. Billiards is played by striking the cue ball with a cue stick. The cue ball then…

ve muhtemel geleceðini, tanrýyý araya sokmadan, ayrýntýlý olarak incelemeye ilk giriþen Ýskoç Jeoloðu James Hutton'dýr. Hutton 1785'de modern jeolojiye iliþkin ilk kitabýný yayýnladý ve yaptýðý incelemeler sonucunda dünyanýn bir baþlangýcý olduðuna…

started? People still wonder. It's not simple as we all think; it's in fact very complex. Some people believe it to be science and some people think it's god that created everything. Many of us on earth believe that its all science, meaning…