The steam locomitve mad it easier in America because people could visit their families quicker instead of riding in a wagon/horse. It also made trade easier and they could carry things more quickly. Messages could get aound quicker.
It made travel faster and cheaper.
people could travel faster and cheaper : Nova Net
It wasn't the engine being steam-powered as such, nor especially in America; but the development of the railways allowed people and goods to be transported efficiently and reasonably rapidly over long distances. This was the same as in the UK, in Europe, etc.
America
when the steam engine was invented it helped get make everything easy to load and take heavy items to were tthey belon and also having the steam engine lead to the train for faster transportation
people could travel faster and cheaper : Nova Net
The steam engine
Heat And Kinetic Energy
You can't. No internal combustion engine will run on water except a steam engine, and even that requires another fuel to produce the steam.
A steam engine is an external combustion engine. As the steam engine combusts outside of the engine itself.
American inventions are steam engine,first analoge watch,
people could travel faster and cheaper : Nova Net