I think it's round.
Way to prove it - Watch a ship sail off to sea
You can see how the earth's curvature like that. If it was flat, then you could still see the ship.
Answer:
poverty is the state of being extremely poor. Explanation:
Answer:
The Second Industrial Revolution in USA was the time period between 1870 to 1914. During that time there was a revolutionary change in the electronic and technological spheres which caused the second industrial revolution.
During the second Industrial revolution there was a massive affect of rail roads on the cities. The key reason of growing rail road was the easy transportation system. Previously used the naval roads by the ships were expensive and time killing. But the use of railroad was less expensive and much time saving. As a result during the Second Industrial Revolution railroads had a great affect on transport system which accelerated the industrial revolution.
Moreover, the use of steel instead of iron to make the railroads was a major reason which made easy to construct railroads in a competitive way. the use of steel made expenses less than the iron.Even the railroads became more strong than the previous time. These advancements helped the railroads to affect on the cities for faster transportation during the Second Industrial Revolution.
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