The first speaker ever created was known as the dynamic loudspeaker. It was created in the 1920’s by Edward Kellogg and Chester Rice. The loudspeaker produces a magnetic field which then causes a coil or magnet to move. The coil or magnet is connected to the diaphragm. There are more speakers than just the horn‚ such as‚ such as‚ electrodynamic loudspeaker‚ flat panel - planar‚ electrostatic‚ multi-cell diaphragm and piezoelectric. Speakers are used to produce sound. Sound is an energy which is
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The Jazz Age Jazz. The style of music that just makes you want to dance. The blues‚ a kind of music that makes you want to cry. The 20’s were famous for great jazz and blues entertainers such as Louis Armstrong‚ Bessie Smith‚ and George Gershwin. The most famous of all though is Duke Ellington. Duke Ellington playing at the Cotton Club. The Duke as he is also known as is a Jazz legend. Ellington is a pianist‚ a composer and a bandleader. The Duke started playing professionally at the age of 17
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6. The role of women in western society has changed drastically over the past three hundred years‚ and like most paradigm shifts‚ it happened in bursts. The 1920’s were one such time of great cultural change. Teenagers‚ as is common‚ felt the greatest amount of change in this time. For example‚ smoking and drinking among women became common in this period. What‚ a few years prior‚ simply didn’t happen‚ became a norm among the young. Fashion is another prime example. Young women‚ no longer forced
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Industrialization in my opinion improved peoples lives immensely because of the changes that it brought. Not only did it bring things into the history that made every day life easier but it moved the century towards a brighter future for the buyer and the seller. Meaning more jobs and more money in their pockets to buy the new things that they wanted. According to the poem the impact that industrialization had on the lives of many parents was that the parents start their work before dawn and they
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When we consider the act of influencing people to act against their own wills‚ it is natural to describe the physical. One may think of the gravity of a firearm‚ or of any threat of physical violence. While surely and realistically these concrete powers are involved in strong-arming another person or group of people‚ some of the most powerful forces at work do not exist as obviously as we expect them to. Although we may not been acutely aware of the very real‚ the ever-shifting‚ and the forceful
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Overall‚ I think Industrialization had a greater negative effect on society. While some might argue that Industrialization had primarily positive consequences for society because of new inventions‚ it was actually a negative thing for society. Industrialization’s negative effects were unsafe working conditions‚ horrible pollution‚ and separated family life. To start off with‚ unsafe working conditions was a very negative effect of Industrialization. According to the picture on Document #8‚ the
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As we have already hit the mental and physical aspects of the people. Now we walked into how they messed up the economy by their plan called “Buying on Margin.” Buying on margin was the engine for the stock market in the 1920’s. It helped fuel people to start investing and purchasing stocks. People felt this was some sort of cheat code to help solve their financial problems. To them it was like‚ figuring out how to time travel and erase World War I. It was known as a “Buy now‚ Pay later” concept
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Chapter 19 The city and its workers (1870-1900) Jump Start: March 14‚ 2011 As the 19th century closes and the 20th century begins‚ different technologies help spur the many changes taking place. What symbolism can we take from the construction of the Brooklyn Bridge? It is a marker of time periods (separates this time period from that time period) March 16‚2011 Why did some immigrant groups decide to stay in the United States after arriving‚ while other groups only stayed long enough
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Throughout the 1920s and ‘30s Urban populations augmented greatly in Cities (rather than living on farms)‚ affecting jobs‚ transportation‚ housing which have many positives effects during this time‚ but also many negative effects changing life during this time period. During the 1920s urbanization was becoming about impacting lives of many citizens and noncitizens living in America. For the first time more people were living in cities than farms‚ especially immigrants. When immigrants were coming
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bibliography to back up their resources and quotes throughout their writing and explanations on how those resources supports their paper. As well as the support throughout the essay‚ it explains how the crime rate in Chicago went up when prohibition in the 1920’s started and several different main events and people that caused the crime rate to increase. http://www.history.com/topics/roaring-twenties The roaring twenties article on this website shows the different aspects during the roaring twenties such
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