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science in the 20th century
Most would consider the greatest inventions of the 20th century to be the automobile, the personal computer, and plastic.
Several inventions of the 19th century come to mind regarding inventions made prior to the 20th century that were in use in that time period. One was the telephone by Alexander Graham Bell. Others included:* camera;* phonograph;* electric light bulb; and* motion picture projector.
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.
There were many inventions made during the end of the 19th and beginning of the 20th century. These included the telephone and the light bulb.
To accurately answer your question, I would need to know the specific inventions you're referring to. However, common inventions from the early 20th century include the airplane, the radio, and the assembly line. If you provide a list of options, I can help identify which one was not considered an important invention from that era.
internet,radio,antibiotics,televisions,airplane,automobile,personal computers,rocketry,submarine,nuclear energy
20th century
It is likely that Thomas Edison's best invention in the incandescent light bulb. It led to a massive surge in productivity in the 20th century in all industries.
The correct order is Pythagoras, Edison, Gauss, Hawking. Pythagoras was around 500 BC, Edison was in the 19th century, Gauss was in the 18th-19th century, and Hawking was in the 20th century.
in the 20th century in the 20th century