and how they help in movement of ideas

What are trains?

Trains are a form of locomotive rail transport that have a series of railroad cars. They are used to carry people and goods from place to place on land.

How have trains helped in the movement of ideas?

Trains are a good source of transportation. They can carry people to and from work, school, and to visit people. All the people who use the trains can put up advertisements to share their ideas. When the trains carry people, they also carry and transport the ideas and goods of the people