Bicycles

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  1. Who invented the bicycle?
  2. What is the fastest recorded speed of a human on bicycle?
  3. Name three hand signals that every bicyclist should know.
  4. Which of the following is the most important safety feature on a bike?
    1. a. Reflectors
    2. b. Brakes
    3. c. Headlights
    4. d. All of the above
  5. The first bicycles were made from steel tubing. What kind of materials do they use today?

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