Key Inventions on U.S. infrastructure

Inventions helped industry because they

• helped workers earn more.  
•  ended competition.    
•  made it more efficient.  
•     d. encouraged railroads to offer rebates,

Why were Railroads so important?

• They connected the North and the South

• Moved Raw Materials across the country

• Transported people quickly and easily

• Both B and C

How did Thomas Edison's light bulb promote economic growth?

• It allowed factories to stay open longer.

• It allowed people to communicate faster.

• It was really expensive to use.

• People liked kerosene lamps better so they bought more of those.

How did the telegraph further the Industrial Revolution?

• The telegraph helped manufacture more goods.

• The telegraph helped further the Industrial Revolution by preventing work accidents.

• The telegraph helped to promote communication between businesses, workers, and families.

• The telegraph helped people have fun using the Morse Code.

Made longer working times, refrigeration, and candle-less lighting possible

• Electricity
• Telegraph
• Thomas Edison
• Alexander Graham Bell