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helicopter

helicopter. By: Jala and Tara. helicopter. description. Describe how the transportation device works A helicopter is a vehicle, which flys high in the sky, and its capacity is very low. Source: wiki.answers.com. materials. list the materials used to make the device

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helicopter

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  1. helicopter By: Jala and Tara

  2. helicopter

  3. description • Describe how the transportation device works • A helicopter is a vehicle, which flys high in the sky, and its capacity is very low. • Source: wiki.answers.com

  4. materials • list the materials used to make the device • The frame is made of • Glass • Nylon fiber • Aluminum • Stainless steel • Titanium • Source: madehow.com

  5. Energy • Describe the energy changes that take place when the device operates • Starting in the engine fuel is ignited releasing heat energery and kinetic energy. In the form of rapidly expanding gasses • Source: ask.com

  6. forces • Identify the forces acting when the device operates. • Translating tendency, settling with power, dynamic rollover, gyroscopic proceession • Source: helicopterpage.com

  7. MOTION • Describe the motions that occur when the device operates • It depends on the helicopter. The sikorsky x-2 speed is over 250 • Source: Inventors.about.com

  8. HISTORY • 1. igorsikorsky and paulcornu invented the helicopter • 2.the helicopter was first used in 1930 • 3. the helicopter used in world war 2 • 4. meatl, glass, nylon fiber, aluminum,stainless steel, titanium • Source: 1. inventors.about.com 2.trepconnect.umd.edu 3. trepconnect.umd.edu 4. madehow.com

  9. IMPORTANCE • Describe how the transportaion device improved getting around • They can get news from it. And the lessons on how to fly a helicopter. • Source: answers.yahoo.com

  10. Improvements or modifications • They can carry cargo like food and clothes Also they can bring news reports to the news center Source: answers.com

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