1. Baltimore Polytechnic Institute November 29, 2010 U.S. History Mr. Green

2. The students will describe technological advances and urban planning and their effects on turn-of-the-century city life by summarizing advances in communications Hand-in: Chapter 8 Vocabulary Warm-up Question: Examine the photos in this section and answer the following questions 1. What are the technological advances shown in the photos? 2. Which of these advances do you think had the greatest impact on life at the turn of the century? Why do you think so? Motivation: What changes could be made in modern American cities such as Baltimore, to make them more livable?

3. Technology and City Life Brooklyn Bridge-1883:Called the 8 th wonder of the world Populations increasing in the cities Cities needed to expand With only so much land to expand, one remedy was to build…. UPWARDS Skyscrapers-best use of limited and expanded space/symbol of a rich and optimistic society Louis Sullivan Frank Lloyd Wright

4. Richmond, VA 1 st to install electric transit New railroad lines fed the growth of suburbs Electric transit moved upward or downward Cities annexed suburbs so they could be included in the transit lines Science of Urban Planning A movement for planned urban parks began with Frederick Law Olmsted Central Park-NYC Chicago in 1870-unregulated expansion

5. Airplanes and Mail Delivery Orville and Wilbur Wright December 17,1903-Kitty Hawk, NC U.S. Government interested in flight by 1908 1 st transcontinental airmail service in 1920 A Revolution in Printing Literacy rates near 90% in 1890 Web-perfecting press: decreased the cost of newspapers and magazines Linotype machine-typesetting by Ottmar Mergenthaler

6. George Eastman introduced the Kodak camera in 1888 Prior, photography was done by professionals Helped created the field of photojournalism

7. 1. Who was involved in its development? 2. What other inventions helped make this one possible? 3. How did this invention or development affect Americans’ lives? Skyscraper Electric transitXXXXXXXXXXXXX Suspension bridge Urban PlanningXXXXXXXXXXXXX Airmail Web-perfecting press Linotype machineXXXXXXXXXXXXX Kodak camera

8. Which scientific or technological development described in this section had the greatest impact on American culture? Use details from the text to justify your choice.

9.  Read Chapter 8 Section 2  Chapter 8 Vocabulary, if you did not turn them in.  Today is the last day for missed work from the beginning of the 2 nd quarter