The Ultimate American Inventions That Changed The World

Bill Gates is the co-founder of Microsoft, a multinational technology company. He played a crucial role in the development of Microsoft's operating systems, including MS-DOS and Windows, which revolutionized the personal computer industry. Gates also contributed to the creation of various software applications and technologies that are widely used today. Therefore, the correct answer is Microsoft.

Mark Zuckerberg is the correct answer because he is the co-founder of Facebook. He developed the social networking site in 2004 while he was a student at Harvard University. Zuckerberg's creation of Facebook revolutionized the way people connect and share information online, making him one of the most influential figures in the tech industry.

Henry Ford is credited with inventing the automobile engine. He revolutionized the automotive industry by developing the assembly line production system, which made cars more affordable and accessible to the general public. Ford's innovation in engine design and manufacturing techniques played a significant role in the development of the modern automobile industry.

Larry Page is the co-founder of Google, which was invented by him along with Sergey Brin. Google is a multinational technology company that specializes in internet-related services and products, including search engines, online advertising technologies, cloud computing, software, and hardware. Larry Page's invention of Google revolutionized the way people search for information on the internet and made Google one of the most influential and successful companies in the world.

Stephanie Kwolek discovered bulletproof material in 1965. This material, known as Kevlar, is a strong and lightweight synthetic fiber that is five times stronger than steel. Kwolek's discovery revolutionized the field of personal protection and has since been used in a wide range of applications, including bulletproof vests, helmets, and even spacecraft.

Michael Faraday is credited with the discovery of electricity. He conducted numerous experiments and made significant contributions to the understanding of electromagnetism. Faraday's work on electromagnetic induction and his invention of the electric motor laid the foundation for the development of modern electrical technology. His discoveries and experiments paved the way for future advancements in the field of electricity and its applications.

Charles Goodyear is the correct answer because he is credited with discovering the process of vulcanizing rubber. Vulcanization is the chemical process of treating rubber with sulfur and heat to improve its durability and elasticity. Goodyear's discovery revolutionized the rubber industry and made rubber a practical material for various applications. His breakthrough came after many years of experimentation and perseverance, and his contribution had a significant impact on the development of modern rubber products.

The correct answer is 1898. This means that the electric hearing aid was invented in America in 1898.

Jack Cover is credited with inventing the first Taser in America. The Taser, originally called the "Thomas A. Swift's Electric Rifle," was developed by Cover in the 1960s. He named it after a fictional character in a series of children's books. The Taser uses compressed gas to propel two small darts attached to fine wires towards the target. When the darts make contact, they deliver an electric shock, temporarily incapacitating the person. Jack Cover's invention revolutionized law enforcement by providing a non-lethal alternative to firearms for subduing suspects.

In its early years, Google was initially called "Backrub." This name referred to the search engine's original method of ranking web pages, which involved analyzing the backlinks pointing to a particular page. However, the name was later changed to "Google," derived from the mathematical term "googol," representing a large number.