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4 Written questions

3 Multiple choice questions

  1. These fitted into slots running the length of the elevator ______, keeping the cage from falling any further.
  2. The stone was not cheap and this ________ of building used a large amount of cut stone.
  3. The main purpose of steam powered elevators was to move ________ from one factory floor to another.

3 True/False questions

  1. cableHis invention kept accidents from happening if a rope or wire ________ broke.

          

  2. cathedralsHis invention kept accidents from happening if a rope or wire ________ broke.

          

  3. rodsIf a cable broke and the cage began to fall, a spring caused two steel ________ to shoot out of the side of the cage.