Which of these forms of transportation was not an innovation that used rails?
The innovation of interchangeable parts led to multiplexersmass production.
The invention shown on the right is the telephonemultiplextelegraph.
How was communication by telegraph an improvement over communication by mail carriage?
The invention shown on the left is the telephonemultiplextelegraph.
Alexander Graham Bell originally invented the telephone to
Which of the following statements best explains how subways and elevated trains changed urban transportation?
What innovations did Ford use to increase production and reduce costs of automobile production? Check all of the boxes that apply.
Madam C. J. Walker built a multimillion-dollar business by selling her innovative products in the
Which of the following developments made it easier to build and repair manufactured goods?
Granville Woods’s invention improved the telegraph by allowing it to be used in homeson moving trainsin most towns and cities.
When was the telephone invented? 182618761926
When did Thomas Edison create most of his inventions? in the early 1800sin the early 1900sin the late 1900s
How did companies tell the public about new products?
Which of the following statements best describes Edison’s contributions?
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