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What multi-barrelled firearm did Leonardo da Vinci design with rows of gun tubes?
Answer
Organ gun
What did Leonardo da Vinci propose using a double hull to protect?
Answer
Ships
What Leonardo da Vinci invention was a rotating bridge that could turn for canal traffic?
Answer
Swing bridge
What Leonardo da Vinci invention was a spring-powered cart that moved without horses?
Answer
Self-propelled cart
What Leonardo da Vinci invention used rolling spheres to reduce friction?
Answer
Ball bearing
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What Leonardo da Vinci invention was a spring-powered cart that moved without horses?
Answer
Self-propelled cart
What Leonardo da Vinci invention used rolling spheres to reduce friction?
Answer
Ball bearing
What Leonardo da Vinci design was a military cart fitted with rotating blades?
Answer
Scythed chariot
What Leonardo da Vinci military vehicle was an armored wagon with cannon openings?
Answer
Leonardo’s armored tank
What unusual keyboard instrument did Leonardo da Vinci design?
Answer
Viola organista
Which Leonardo da Vinci invention is considered an early self-propelled car?
Answer
Leonardo's self-propelled cart