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What hull-safety concept did Leonardo da Vinci propose by separating a boat’s inner and outer shells?
Answer
Double hull
What type of mechanical device did Leonardo da Vinci design to weave cloth automatically?
Answer
Automatic loom
What rotating device did Leonardo da Vinci design to lift water from a lower level?
Answer
Archimedes’ screw
What type of vehicle did Leonardo da Vinci design with sloped armor and rotating wheels?
Answer
Armored vehicle
What Leonardo da Vinci machine used a spring-powered cart to move without being pushed?
Answer
Self-propelled cart
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What rotating device did Leonardo da Vinci design to lift water from a lower level?
Answer
Archimedes’ screw
What type of vehicle did Leonardo da Vinci design with sloped armor and rotating wheels?
Answer
Armored vehicle
What Leonardo da Vinci machine used a spring-powered cart to move without being pushed?
Answer
Self-propelled cart
What machine did Leonardo da Vinci sketch with 33 gun barrels?
Answer
Organ gun
What type of mechanical figure did Leonardo da Vinci design for a Milanese celebration?
Answer
Humanoid robot
What is the name of New York City's annual televised Times Square celebration hosted by Dick Clark's production?
Answer
Dick Clark's New Year's Rockin' Eve
Which medal did President Ronald Reagan award Georgia O'Keeffe in 1985?
Answer
National Medal of Arts