1. SUBWAY Alyssa E. & Caitlin M.

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

4. 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

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

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

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

8. 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

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

10. 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

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