What was a result of creating rail standardization?
Railroads not only led to an increase in the ability to transport raw materials, but they also led to a(n)
Look at the map.What impact did railroads have on cities across the United States at the turn of the 20th century?

The US government gave land to the railroads to help them expand. What impact did these land grants have on industries in the West?
During the Second Industrial Revolution, which building material became one of the most important in the world?
Did you find these answers helpful?