Technology Inventions
In what year was the printing press invented?
1440.
In what year was the first telephone invented?
1877
When was the first escalator invented?
1891
In what year was the first airplane invented?
1903.
What was the cotton gin?
A device used to remove the seeds from cotton
Who invented the first telephone?
Alexander Graham Bell
Who invented Post It notes?
Art Fry
Who invented the lightning rod?
Benjamin Franklin
Who invented the first lawn mower?
Edwin B. Budding
Who patented the first American sewing machine?
Elias Howe
Who invented the first conveyor assembly line?
Henry Ford
Who invented the printing press?
Johanne Gutenberg
Who invented the first working refrigerator?
John Gorrie
What did Samuel F.B Morse invent?
Morse Code
What were the names of the two men who invented the first airplane?
Orville and Wilbur Wright
Who invented the Bunsen burner?
Robert Wilhelm Bunsen
What is the Morse code?
The Morse code is a system used for signaling made up of flashes, on-off tones and clicks.
What did Eli Whitney invent?
The cotton gin
What did Anders Celsius invent?
The first Celsius thermometer.
What did Otto Frederick Rohwedder invent?
The first bread slicer.
What did Percy Spencer invent?
The first commercial microwave.
What did Rudolf Diesel invent?
The first diesel engine.
What did Jesse W. Reno invent?
The first escalator
Who invented the light bulb?
Thomas Edison
What did Alfred Nobel invent?
dynamite
