01·Who is credited with inventing the first practical and efficient steam engine in the 1770s, a key development in the Industrial Revolution?
02·In 1794, Eli Whitney patented which invention that dramatically increased the productivity of separating cotton fibers from their seeds?
03·Alexander Graham Bell was granted a U.S. patent in 1876 for what revolutionary communication device?
04·Which inventor is most famously associated with the development of the first commercially practical incandescent light bulb in 1879?
05·In 1928, Scottish scientist Alexander Fleming discovered the world's first mass-produced antibiotic, which he named what?
06·Philo Farnsworth is credited with inventing the first fully electronic version of what device, which he first demonstrated in 1927?
07·In 1796, Edward Jenner developed the world's first successful vaccine by using cowpox material to create immunity against what deadly disease?
08·What semiconductor device, invented in 1947 at Bell Labs, became the fundamental building block of modern electronics, replacing the bulky vacuum tube?
09·On December 17, 1903, Orville and Wilbur Wright achieved the first sustained, controlled, and powered heavier-than-air flight in what aircraft?
10·Louis Daguerre, building on the work of Nicéphore Niépce, introduced the first publicly available photographic process in 1839, known as the what?
11·In 1913, Henry Ford's company revolutionized industrial manufacturing by introducing the moving ______ for the mass production of the Model T car.
12·The first successful long-distance transmission of radio waves was achieved in 1901 by which Italian inventor?
Comments 0
Sign in to comment.
No comments yet.