Who created the AC current system?
Albert Einstein
Thomas Edison
Isaac Newton
Nikola Tesla
What did Mary Anderson invent?
The electric iron
the dishwasher
windscreen wipers
This invention allowed early humans to cook food, stay warm, and keep away wild animals. What was it?
Fire
What did Doctor Do Duc Cuong invent?
The rice cooker
The Automated Teller Machine
The electric bicycle
Who was the inventor of Kevlar?
Marie Curie
Wallace Carothers
Stephanie Kwolek
Who created the first successful motor-operated airplane?
James Watt
Samuel Morse
The Wright Brothers
Donald Trump
Henry Ford was the owner of which kind of company?
plane
ship
car
Thomas Edison patented the commercial use of which invention?
light bulb
world wide web
washing machine
pizza
Who was the inventor of Alexa?
Jeff Bezos
Rohit Prasad
Elon Musk
This guy started which software company?
IBM
Microsoft
Lenovo
What did Alexander Graham Bell create?
computer
tacos
telephone
bicycle
Who painted the Mona Lisa?
Pablo Picasso
Leonardo da Vinci
Vincent van Gogh