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What machine element did Leonardo da Vinci draw as a set of rolling spheres between surfaces?
Answer
Ball bearing
What military weapon did Leonardo da Vinci sketch with multiple barrels arranged in rows?
Answer
Organ gun
What was Leonardo da Vinci’s wheeled vehicle designed to do without a visible driver?
Answer
Move autonomously
Which military vehicle did Leonardo da Vinci design with sloped armor and cannon openings?
Answer
Armored tank
What rotating device did Leonardo da Vinci propose for lifting water from one level to another?
Answer
Archimedes screw
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What was Leonardo da Vinci’s wheeled vehicle designed to do without a visible driver?
Answer
Move autonomously
What rotating device did Leonardo da Vinci propose for lifting water from one level to another?
Answer
Archimedes screw
What mechanical device did Leonardo da Vinci design to raise water using a screw-shaped rotor?
Answer
Archimedes' screw
Which fictional inn do Frodo and his companions visit in J.R.R. Tolkien’s Bree?
Answer
The Prancing Pony