4 Written questions
3 Multiple choice questions
- These fitted into slots running the length of the elevator ______, keeping the cage from falling any further.
- The stone was not cheap and this ________ of building used a large amount of cut stone.
- The main purpose of steam powered elevators was to move ________ from one factory floor to another.
3 True/False questions
cable → His invention kept accidents from happening if a rope or wire ________ broke.
cathedrals → His invention kept accidents from happening if a rope or wire ________ broke.
rods → If a cable broke and the cage began to fall, a spring caused two steel ________ to shoot out of the side of the cage.