The expansion of railroad was a major boom in the economic
growth in United States of America because it led to a high demand for steel,
steel was largely needed for rails. This increase in demand therefore made the
US economy to be on the rise.
Secondly when there is the creation of good roads in any
country, you expect development to improve. This was the case of the railroad.
Goods could not be moved from one area to another in western United States,
when the railroad was not constructed, because at that time there was no Panama
Canal after the creation of the railroad, there was a great movement of goods
and services to other places in the US, thus improving the economy and
improving development, in the US.
The Belgian mechanic and inventor is credited with building the first working internal combustion engine in 1860 was, A) Jean Lenoir. It was a gas fired internal combustion engine and was the first engine to be produced multiple times.
Hippocrates studied the causes of illnesses. Socrates invented a teaching method that involved asking questions. Eratosthenes determined that the Earth was round. Aristotle educated Alexander the Great.
