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What type of pump did Leonardo da Vinci study for raising water through rotating mechanical action?
Answer
Centrifugal pump
What Renaissance mechanism did Leonardo da Vinci sketch using a rotating set of balls to reduce friction?
Answer
Ball bearing
What name is commonly given to Leonardo da Vinci’s armored vehicle design for protected battlefield movement?
Answer
Tank
Which Leonardo da Vinci machine was an early design for a robot in human form?
Answer
Mechanical knight
What Leonardo da Vinci invention used a large wheel and paddles to propel a boat?
Answer
Paddle boat
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Which Leonardo da Vinci machine was an early design for a robot in human form?
Answer
Mechanical knight
What Leonardo da Vinci design used two hulls to improve a ship's safety?
Answer
Double-hull ship
What musical instrument did Leonardo da Vinci design with keys and a bow mechanism?
Answer
Viola organista