A quiz of inventors and their inventions

King C. Gillette is famous for inventing the disposable safety razor, which revolutionized shaving.

Building an invention requires physical tools to construct, assemble, or modify components. While other items might be helpful, tools are fundamental to the building process.

Inventing requires cognitive effort and creative problem solving. While friends or tools might assist in the process, intelligence is the fundamental requirement for conceptualizing an invention.

Nancy Johnson invented the hand-cranked ice cream freezer in 1843. This device significantly improved the process of making ice cream.

Chuck Hull is credited with inventing stereolithography, which is the basis for modern 3D printing technology, in 1983.

The MITS Altair 8800, widely considered the first commercially successful personal computer, was released in 1975.

William Cullen demonstrated the first artificial refrigeration process in 1748 at the University of Glasgow.

Willis Carrier, the engineer who invented the modern air conditioner, was born in Angola, New York, which is in the USA.

Martin Cooper invented the first handheld mobile phone and made the first public mobile phone call in 1973 while working at Motorola. The question asks what he invented.

Alexander Graham Bell is credited with patenting the first practical telephone in 1876.

Benjamin Franklin is famous for his kite experiment, which proved that lightning is electricity. While he did not 'invent' electricity as a physical phenomenon, he is the historical figure most associated with its early discovery and understanding.

Guglielmo Marconi is credited with inventing radio telegraphy and was the first to send wireless signals across the Atlantic. Alexander Graham Bell worked on the telephone, Charles Babbage on computers, and Michael Faraday on electromagnetism.

Ruth Handler created the Barbie doll, inspired by watching her daughter play with paper dolls.

The safety pin was invented by Walter Hunt in 1849. He sold the patent for $400 to pay a $15 debt. 1833, 1920, and 1999 are incorrect dates.

Paul Pogba is a professional football player, not an inventor. The others listed are historically recognized for their inventions.

The Wright Brothers made the first successful powered flight on December 17, 1903, at Kitty Hawk, North Carolina. This 12-second flight changed aviation forever.

Thomas Alva Edison is widely credited with developing the first commercially practical incandescent light bulb.

John Logie Baird is credited with demonstrating the first working television system in 1926.

Charles Babbage is often referred to as the father of the computer for his design of the Analytical Engine, the first general-purpose mechanical computer.