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The assembly line, the automobile, man-made satellites, the Hubble telescope, manned space shuttles, nuclear weapons, radio, television, computers, the internet, football - these are all examples of great 20th century inventions.

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Q: What is a great invention of the 20th century?
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Which events did NOT happen in the 20th century A The War of 1812 B The Spanish-American War C The Great Depression D invention of the first Kodak camera E invention of the cotton gin?

Which events did NOT happen in the 20th century No. A The War of 1812 = 1812, 19th century No. B The Spanish-American War = 1898, 19th century YES. C The Great Depression = 1930s, 20th century No. D invention of the first Kodak camera = first sold 1888, 19th century No. E invention of the cotton gin = patient, 1793, 18th century


What was not an important invention from the 20th century?

The Steamboat


What was not an important invention in the 20th century?

The locomotive


What was not an important invention in the early 20th century?

Radio was not an important invention in the early 20th century. Instead it was developed by Heinrich Hertz in the 18th century. The cotton gin (APEX)


Was not an important invention from the early 20th century?

The Steamboat


What is the greatest invention in the 20th and 21st century?

internet


What was not important invention from the early 20th century?

The Steamboat


What was not an important invention from the early 20th century?

The Steamboat


Was not an important invention created at the turn of the 20th century?

Radio was not an important invention in the early 20th century. Instead it was developed by Heinrich Hertz in the 18th century. The cotton gin (APEX)


Did acrylic exist in the 18th century?

No - acrylics were an invention of the mid 20th century.


What early 20th century invention helped people move to the suburbs from the cities in later half of the 20th century?

the automobile


The invention of the airplane in the 20th century reduced what?

The travelling time.