Inventions of the Renaissance Clocks The first mechanical clock was invented in the early 1300’s. With this invention time began to be measured in hours (24 hours equaling a day). Galileo‚ an Italian scientist‚ discovered the pendulum in 1581. The pendulum greatly improved the constant movement of the hands or bell of a clock. The average error with the pendulum varied only by seconds each day. Before this the error was from 10 to 15 minutes a day. During the 1600’s the metallic gear‚ or toothed
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It has been called the pill that transformed America‚ the single most important invention of the 20th century. The invention being referred to is the birth control pill. Before the actual pill‚ there had been various forms of birth control‚ but none of them seemed to be very effective or simple to perform. One of the oldest references to birth control was the “withdrawal” method referenced in the Bible. In the 1870’s‚ a wide assortment of birth control devices were available in America -- such as
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A telephone‚ or phone‚ is a telecommunications device that permits two or more users to conduct a conversation when they are not in the same vicinity of each other to be heard directly. A telephone converts sound‚ typically and most efficiently the human voice‚ into electronic signals suitable for transmission via cables or other transmission media over long distances‚ and replays such signals simultaneously in audible form to its user. The wordtelephone has been adapted into the vocabulary of many
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An Important Invention. In 2007‚ Apple released something big and it impacted people everywhere. Everybody wanted one and went out of their ways to get this item. It became huge. What is this item‚ you ask? This was the year when the first iPhone came out. The iPhone has changed how people live and interact in the world. The phone has impacted society in both negative and positive ways. For many people‚ this invention has made a difference. First‚ many people believe that the iPhone has made
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Introduction It has been said throughout time that‚ necessity is the mother of invention‚ but what facilitates necessity in today’s modern society has become a vast gray area. As a society‚ we are use to‚ and so dependent on‚ such modern conveniences‚ as high-speed internet‚ cell phones‚ laptops‚ tablets‚ search engines‚ and GPS‚ so much so that we would not know how to function without them. The dependence on modern technology is making way for a whole generation that is incapable of doing anything
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invented nowadays cannot be operated without it. As a matter of fact‚ electricity is used mostly in four main areas: industry‚ public health‚ media and transportation. First of all‚ electricity plays an integral part in industry. Thanks to the invention of electricity‚ a lot of equipment has been invented including computers‚ subways‚ bulbs‚etc .... .Electricity is the crucial factor in operating most devices. As a matter of fact‚ we now lighten our lives with electricity‚ which is unexpensive and
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inventive devices. It is amazing that such unique and seemingly crazy ideas can turn a profit‚ but we have found 10 of dumbest inventions that did just that! To find out how these crazy inventions miraculously earned their inventors millions of dollars‚ all you have to do is read along! Don’t forget to return for our coming part two article‚ with the top five dumbest inventions that made way too much money! Number Ten: The Inventive Doggles This unique head accessory is made for canines who always
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I would like to continue with some other Chinese inventions‚ then introduce a small research and draw our conclusions. Paper Money It is so common in out everyday life that we hardly give a thought to the fackt that it had to be invented by someone. Around 650 AD (po kr.)‚ the emperor of China began to issue paper "value tokens" for general use. The first paper banknotes appeared in China about 806 AD. Its original name was ’flying money’ because it was so light it could blow out of one’s
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The Greatest Invention In today’s modern world in which we live in‚ there are many things which we use from the mode of transportation‚ computers‚ cell phones‚ television‚ electricity and so many other things which we use in our everyday lives which make life easy. These things help to increase quality living but how many of us care to know the master minds behind the inventions of these things we use. In my opinion‚ the aeroplane is the greatest invention.
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Invention Of the Computer By Kenneth H. Russell The invention of the personal computer took place about 50 years ago. Steve Jobs and others had developed the Apple+. Since then the whole world has affected by it in the following ways: 1. Computers balance financial transactions such as our personal bank account. 2. On a larger scale the IRS keeps track of every American in a variety ways by computer. 3. Our intelligence services keep track of people by computer who would do us harm. 4. Computers
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