Inventions and Inventors Answers

5 verified answers3 views

This telegram was sent to inform the public of .

the first powered flight

the invention of the telegraph

the first telephone call

This message could be sent as a result of an invention created by .

Alexander Graham Bell

Thomas Edison

Samuel Morse

Which statement best explains how the lightbulb changed society, culture, and the economy?

It increased demand for Edison’s other inventions, including the phonograph.

It decreased demand for other inventions, such as electricity.

It made people less productive, because they no longer had to wake up when the sun rose.

It made people more productive, because they could see and work better at night.

How did Nikola Tesla’s work affect the chandeliers in this photo?

He contributed to bringing power to the building.

He invented the first electric lightbulb.

He improved wiring for electric devices.

He manufactured glass that could reflect electric light.

The largest increase in car ownership occurred between .

1910 and 1920

1920 and 1930

1930 and 1940

Did you find these answers helpful?

More from this Course