Weegy: Rockefeller was able to build his monopoly across the oil industry because he bought up oil refineries, cut costs, and reinvested his profits in other refineries.
User: The Cleveland Massacre was
Weegy: The Cleveland Massacre was the beginning of John D. Rockefeller's drive toward an oil monopoly, and it is considered one of his shrewdest operations.
User: Thomas Edison’s fascination with what invention inspired him to develop the phonograph?
Weegy: Thomas Edison's fascination with the invention of telephone inspired him to develop the phonograph.
User: Which of the following best shows the broad scope of Thomas Edison’s work?
Weegy: Thomas Alva Edison was an American inventor and businessman who developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, [ practical electric light bulb.
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User: How was the telephone different from the telegraph?
Weegy: The telephone was different from the telegraph in that: the telephone allowed for a voice communication over a distance.
User: How did Granville Woods improve the telegraph?
Weegy: Granville Woods improve the telegraph By making it possible for moving trains to have telegraphs.
User: Which of these innovations was made possible by Alexander Graham Bell?
Weegy: The first practical telephone is the innovation made possible by Alexander Graham Bell.
User: Which of these inventions arose from an attempt to help hearing-impaired people?
Weegy: The telephone arose from an attempt to help hearing-impaired people.
User: Which of these inventors most directly contributed to changing the way people functioned during the evening?
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