Impact of Inventions and Labor Movements

Who perfected the telephone in 1876?

• Thomas Edison

• Nikola Tesla

• Alexander Graham Bell

• Guglielmo Marconi

What did Thomas Edison create in 1877?

• Light bulb

• Motion picture camera

• Phonograph

• Telephone

Which of the following is NOT an invention by Thomas Edison?

• Phonograph

• Light bulb

• Motion picture camera

• Airplane

How did the invention of the light bulb impact work hours?

• Reduced work hours

• Allowed for longer work hours

• Had no impact

• Made work hours shorter

Which invention is associated with the beginning of the movie industry?

• Phonograph

• Light bulb

• Motion picture camera

• Radio

What did the invention of the phonograph allow people to do?

• See in the dark

• Record and play back sound

• Capture moving images

• Communicate over long distances

Why did Carver promote the idea of crop rotation?

• To increase the size of farms

• To make the soil stay rich

• To reduce the number of farmers

• To grow more flowers

What is a cash crop mentioned in the text that farmers could sell?

• Corn

• Wheat

• Sweet potatoes

• Rice

What was the main interest of the Wright brothers that led to their invention?

• Astronomy

• Aviation

• Marine biology

• Geology

What is a common goal of labor unions?

• Improve working conditions

• Increase vacation time

• Reduce taxes

• Promote education