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What large weapon did Leonardo da Vinci design with a flexible bow mounted on a wheeled platform?
Answer
Giant crossbow
What Leonardo da Vinci design used a large wooden frame and a pyramid-shaped canopy to slow a descent?
Answer
Parachute
What mechanical device did Leonardo da Vinci design to create a continuous rotary motion from a crank?
Answer
Crankshaft
What mechanical instrument did Leonardo da Vinci design to record changes in wind direction?
Answer
Anemoscope
What mechanical device did Leonardo da Vinci design to improve the accuracy of clocks?
Answer
Escapement mechanism
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What mechanical device did Leonardo da Vinci design to improve the accuracy of clocks?
Answer
Escapement mechanism
What textile machine did Leonardo da Vinci design to automate the twisting of silk thread?
Answer
Silk-twisting machine
What water-lifting machine did Leonardo da Vinci design using a rotating screw inside a cylinder?
Answer
Archimedes’ screw
What rotating weapon did Leonardo da Vinci design with several barrels arranged in parallel?
Answer
33-barrel organ