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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The 1920’s‚ also known as the roaring twenties was a lot different from the hardships of the 1930’s. First off‚ the 1920’s was an era of optimism with saloons‚ music‚ and full of people crossing the boundaries. Speakeasies became popular because they sold alcohol‚ since the 18th amendment made the consumption of alcohol in public illegal. During the modern age‚ new architectural style entered New York. For the first time‚ more people lived in cities than urban areas. Street names often symbolized
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[pic][pic] 1930’s Fashion (: Mrs.Curley English IP April 4‚ 2012 Gill 2 Fashion in the 1930’s Have you ever wondered how fashion was back then in the 1930’s? If you ask me‚ I thought it was amazingly beautiful. They were so creative‚ unique and old-fashion‚ that’s what is called real fashion . That’s just my opinion. I’m interested in the different designs they have on the clothing‚ how they are cut‚ and what they wear with what type of other clothing on. “The
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Since the beginning of radio’s “golden age” in the 1940’s‚ this form of mass media has experienced many changes from different programming‚ to advertising‚ to broadcast laws‚ etc. Beginning when the first radio station‚ KDKA‚ signed on in 1920 ‚ it was quickly being picked up as a new emerging form of mass media. By the mid-20’s radios themselves were better and easier to use‚ and by 1930‚ were being purchased by the millions. Radio not only survived but thrived through the great depression. This
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In the 1920’s New York was more important to jazz than Chicago. Although Chicago had this larger than life aspect Giola says it was often less glamorous and that the “nightspots were often makeshift rather than opulent” New york‚ on the other hand‚ African Americans created these new societies with the development of Harlem. New york was the 2nd most segregated city and this lead to black living in congested areas one of which being Harlem. Harlem was overpopulated with African American living in
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168724279835390946502057613169 m/s = 48 km/h 2. The coordinate of an object is given as a function of time by x = 7t – 3t2‚ where x is in meters and t is in seconds. Its average velocity over the interval from t = 0 to t = 2 s is: A) 5 m/s B) –5 m/s C) 11 m/s D) –11 m/s E) –14.5 m/s vt= 7-6t = 7-12=-5 m/s 3. The coordinate of a particle in meters is given by x(t) = 16t – 3.0t3‚ where the time t is in seconds. The particle is momentarily at rest at t = A) 0.75 s B) 1.3 s C) 5.3 s D) 7.3 s E)
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MEDIA IN THE 1960’s The role and effect of advertising and propaganda in the 1960’s: ‘Advertising is a form of communication used to persuade an audience (viewers‚ readers or listeners) to take some action with respect to products‚ ideas‚ or services…and generate awareness quickly.’ Advertising is a main element of the marketing community and consists of various types such as display‚ public service‚ digital‚ physical‚ and media advertising. ‘Propaganda is a form of communication that
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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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and creating something different. Arms‚ legs‚ and even knees were shown‚ and the bob haircut symbolized freedom! Smaller hats were worn‚ and women accessorized with purses and platinum jewelry. The 1920’s era symbolized change - leaving some traditions behind‚ and becoming a new and improved
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Movies in the 1930 ’s Gangster films and musicals came from Broadway in the 1930 ’s. These two new genres symbolized the impression that Hollywood had on national culture during the great depression. Some musicals like gold diggers were not just made to be enjoyed but intended to go against the economic depression. It did just that by showing the spirit of optimism and cooperation. Gangster film such as "Public Enemies"(1931) and "Scar face"(1932) dramatized violence. Violence in those films were
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