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