June 9, 2025

Inventions That Changed the World: Test Your Knowledge on Key Discoveries and Innovations

Questions

  1. Who invented the first practical telephone in 1876?
  2. What invention is Louis Pasteur famous for developing that revolutionized medicine and food safety?
  3. Which invention by the Wright brothers in 1903 is considered the first successful powered aircraft?
  4. Who is credited with inventing the World Wide Web in 1989?
  5. What everyday device, essential for communication, was invented by Alexander Graham Bell?
  6. Which invention by Johannes Gutenberg in the 15th century revolutionized the spread of information?
  7. Who invented the light bulb that led to widespread electric lighting, and in what year?
  8. The invention of the polio vaccine is attributed to which scientist?
  9. What device, invented by Eli Whitney, revolutionized the cotton industry in the United States?
  10. Which invention by Nikola Tesla in the late 19th century contributed significantly to the development of wireless communication?

Answers:

  1. Alexander Graham Bell
  2. Pasteurization
  3. The Wright Flyer (airplane)
  4. Tim Berners-Lee
  5. The telephone
  6. The movable type printing press
  7. Thomas Edison, 1879
  8. Jonas Salk
  9. The cotton gin
  10. The Tesla coil