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subway

subway. Alyssa E. & Caitlin M. Description . Describe how to the transportation device works? A subway is a simple train that runs through a tunnel Source: HowStuffWorks.com. M aterials. List the materials used to make the device?

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subway

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  1. subway Alyssa E. & Caitlin M.

  2. Description • Describe how to the transportation device works? • A subway is a simple train that runs through a tunnel • Source: • HowStuffWorks.com

  3. Materials • List the materials used to make the device? • Gas pipes, water mains, electric conduits, and other subsurface structures, for an extended period • Source: • www.Nycsubway.org

  4. Energy • Descricribe the energy changes that takes place when the device operates • The trains run on rails • Source: www.HowStuffWorks.com

  5. Forces • Identify the force acting when the device operates? • Air resistance friction gravity • Source: • www.wiki.Answer.com

  6. Motion • Describe the motion that occurred when the device operates • Motion and force • Source: • www.Nytimes.com

  7. History Tell who invented the device A.B.BoardMan, Alexander E Orr • John B McDonald • August Belmont • When was is first used? • October 27 1904 • Were was it first used? • City hall station New York City • Describe how it was made • Made with trenches alone the street giving them brick side coal power. • Source: • Subway Encyclopedia Britannica, NYCsubeway.org

  8. Importance • Describe how the transportation device improved getting a round. • It take a lot of people from one place to another. No source

  9. Improvements or Modifications • Describe a way to make the device work better or do some new task. • We would improve subway by adding seat belts to the seats and adding more seat to the subway

  10. THE END

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