Famous Scientists and Their Inventions General Knowledge Quiz inventions quiz sciencequiz

Welcome to OCCART GK quiz. In today's quiz, we will answer 45 questions in 5 seconds each. Let's get started. Who invented the first telephone? That's right, it's Alexander Graham Bell. In which year was the telephone invented? It's invented in 1876. What did Marie Curie discover in 1898? Right, it's radium and polonium. Who is known for the discovery of penicillin? Correct, it's Alexander Fleming. What invention is Thomas Edison most famous for? Right, it's electric light bulb. Who discovered the theory of relativity? It's discovered by Albert Einstein. When did Albert Einstein publish his theory of relativity? Right, in year 1915. Who invented the first steam engine? Correct, it's James Watt. Who is credited with the invention of the World Wide Web? Right, it's Tim Berners-Lee. When did Tim Berners-Lee invent the World Wide Web? Right, it's invented in 1989. What did Charles Darwin propose in his theory of evolution? Correct answer is natural selection. Who invented the first printing press? Right, it's Johannes Gutenberg. What did Isaac Newton discover about gravity? Right, it's the law of universal gravitation. Who invented the first practical electric battery? Answer is Alessandro Volta. Stethoscope was invented by... Right, it's Ron A. Lionek. Who invented the first airplane? Right, it's by Wright Brothers. When did the Wright Brothers invent the first airplane? Right, in the year 1903. Who is known for the discovery of the laws of motion? Right, it's Isaac Newton. Air conditioner was discovered by... Right, it's Willis Carrier. Who invented the microscope? Correct, it's Zacharias Janssen. Who discovered the structure of DNA? Right, it's James Watson and Francis Crick. Who invented of the electric light bulb? Right, it's Thomas Edison. When did Thomas Edison invent the electric light bulb? Right, in the year 1879. Who invented the first barometer? Answer is Evangelista Torricelli. Who discovered the laws of planetary motion? Correct, it's Johannes Kepler. What invention did Samuel Morse contribute to? Right, it's telegraph. Who invented the first electric locomotive? Right, it's Wernher von Siemens. Who developed the periodic table of elements? That's correct, it's Dmitry Mendeleev. What discovery is associated with Alexander Fleming? Correct, it's penicillin. Who is famous for the invention of the steamboat? Right, it's Robert Fulton. Name the first artificial satellite? Right, it's Sputnik 1. Who invented the first practical sewing machine? Right, it's Elias Howe. Who is known for the discovery of x-rays? Correct, it's Wilhelm Conrad Roentgen. Who invented the first camera? Right, it's George Eastman. The solar system was discovered by? Correct, it's Copernicus. Who discovered electron? Correct, it's J.J. Thompson. What invention did Carl Benz pioneer? Right, it's automobile. Who is credited with the discovery of the neutron? Correct, it's James Chadwick. Who invented the James Webb Space Telescope? Right, it's by NASA. Who is known for the invention of the computer mouse? Correct, it's Douglas Engelbart. What invention is associated with John Logie Baird? Right, it's television. When did John Logie Baird invent television? It's in the year 1926. Who discovered the planet Neptune? Right, it's Johann Gottfried Gall. What invention did Robert H. Goddard work on? Correct, it's rocket propulsion. What discovery is associated with Benjamin Franklin? Right, it's electricity. Hope you got most of them right. Make sure you like and subscribe to our channel for more such videos. See you in the next video.