with a forward velocity of 60 m/s. The oscilloscope record of the deceleration is shown. Determine the approximate velocity of the particle at t = 9 s. [answer: -58 m/s] 2. A car can decelerate at 0.8 ‘g’ on a certain road. Find the total emergency stopping distance measured from the point where the driver first sights the danger for a speed of 100 km/hr. The time taken for the driver to identify the hazard‚ decide on a course of action‚ and apply the brakes is 0.75 s. [Answer: 70 m] 3. An underground
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Estimating Water Requirements for Irrigation Purposes in Al-Sharqia Governorate‚ Egypt‚ Using S(REG_AR) Model Ahmed Helmy El-Sayed1*‚ Magdy Hassan Mowafey 2‚ and Maha Rashad Fahmy3 Abstract—High percent of the Arab countries suffer from great shortage in their water resources because it lies in hot arid and semiarid regions. However‚ vast areas of these regions are utilized for agricultural production‚ which require making essential studies regarding the determination of water requirements for
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The 1960’s movement that consisted of presidential reform agendas and Supreme Court rulings is known as liberalism (Keene‚ 812). President Kennedy and Johnson were responsible for the creation of the Liberal Movement. They had views that were similar to Roosevelt’s and believed themselves to be heirs of the New Deal (Keene‚ 812). These two presidents focused on “desegregating the American military and securing federal funds for urban housing‚ education‚ and public works projects” (Keene‚ 812). Kennedy
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1920’s DBQ Question: The 1920’s were a period of tension between new and changing attitudes on the one hand and traditional values and nostalgia on the other. What led to the tension between old and new AND in what ways was the tension manifested? Analyze these documents in pairs. You can use their textbooks and/or the power point we used in class to help build their understanding of the material. You should write a thesis statement‚ intro paragraph and outline a proposed answer. The outline
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has always influenced the way people think and act but when the 1950´s arrived music played even a greater role in people’s lifestyle and as the decades went on music kept becoming more and more popular and it is now one of the biggest industries and influences in the world. Music doesn’t only changes people´s mood. It goes beyond that‚ Music reflects society on a much deeper level because it mirrors the attitudes of its time. Society is constantly changing and the world we live in today is very
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The 1920’s was the best decade of the first half of the 20th century. In the 1910’s there was WWI‚ the 1930’s the great depression‚ and the 1940’s WWII. So much flourished economically and industrially during the 1920’s which made it the best decade. Even though there was so much good in the 1920’s there were some problems too‚ but not nearly as bad as any of the other decades in the first half of the 20th century. During the 1920’s‚ the economy was booming. A big factor of the economy prospering
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America went through many social changes with the American Revolution and industrial revolution. During the 1920’s‚ the face of America began to change more into an urban society. Many differences between the rural and urban sides of America emerged. Historians consider the tensions of the 1920s as a backlash against the rising urban America‚ which turns out true. Rural people believed that the city lacked morals. The urban city dwellers lashed back saying that rural residents did not understand
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Alexander Sutherland Neill (17 October 1883 – 23 September 1973) was a Scottish progressive educator‚ author and founder of Summerhill school‚ which remains open and continues to follow his educational philosophy to this day. He is best known as an advocate of personal freedom for children. Contents * 1 Life and personal background * 2 Educational philosophy * 3 Life at Summerhill * 4 Influences on Neill’s thought * 5 Criticisms of Neill * 6 Neill’s educational legacy * 7 Works
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history of Rome” (Divine‚ pp. 5). However‚ the Wall of Hadrian wasn’t only the most important wall in the Roman Empire. Because of the wall ’s important role in early Roman history‚ its distinctly Roman construction‚ and its forts and milestone castles‚ Hadrian ’s Wall was the definitive Roman structure in Great Britain. History The Emperor of Rome at the time was Hadrian‚ who lived from AD 76-138. Hadrian was the first emperor to build a wall to separate the Roman Empire from the barbarians; his
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Tension of The 1920’s Following the First World War‚ the United States went in search of a‚ “return to normalcy‚” which many agreed was exactly what it needed. However‚ to the dismay of many‚ all the United States could find was a significant amount of tension that had developed between‚ “Old America‚” and‚ “New America.” All in all‚ this tension that arose between old and new traditions and ideas did so in the form of religion‚ conflicts within society‚ and cultural values. Religion was
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