Boeing stretches boundaries of travel

  1. How has the jet plane changed the way we travel?
  2. What effect has this had on our lives?
  3. What is speed? How is it measured?
  4. What does km/h mean?
  5. What is the speed of sound (Mach 1)? What is mach .95?

(Written by Leigh Price, BTeach student, University of Tasmania, 2001)

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