Who was the inventor of the light bulb?
Alexander Graham Bell
Thomas Edison
Nikola Tesla
Guillermo Marconi
When was the wheel invented?
Industrial Revolution
Ancient Times
Prehistoric Times
Medevial Age
How many mobile phones are used nowadays if we know there are 7.5 billion people in the world?
4.5 billion
5 billion
7 billion
3 billion
In which of these cities was the creator of Windows, Bill Gates, born?
Sidney
Ottawa
Washington D.C.
Seattle
What did Einstein nick-name the invention of the atomic bomb?
The New York Project
The Chicago Project
The Hiroshima Project
The Manhattan Project
Who was the inventor of the toilet?
Albert Einstein
Julius Ceasar
John Harrington
Lionel Messi
Which of these scientists discovered the penicillin?
Alexander Fleming
Marie Curie
Louis Pasteur
Albert Einstein
Where did the flight of the first successful airplane take place?
Russia
China
United States
Japan
How long does the best mobile phone battery last?
8 hours
24 hours
19 hours
15 hours
What invent was used for the first time in the 20th century?
Locomotive
Rifle
Telephone
Television
How long did it take to Isaac Peral to invent the first electric-powered submarine?
3 years
10 years
8 years
1 year
Who invented the windscreen wiper?
Leonardo Da Vinci
Joseph Smith
Guccio Gucci
Mary Anderson
