ELI5: Explain Like I'm 5

Conductor (rail)

Have you ever seen a train? It's a big machine that travels on tracks. The tracks are like roads for the train. A conductor is a person who works on the train and helps make sure everything goes smoothly.

The conductor's job is to make sure the train is safe and following the rules. They tell the engineer (the person driving the train) when to start and stop the train. They also make sure that everyone who is supposed to be on the train gets on and off safely.

The conductor also helps the passengers. They check their tickets to make sure they are on the right train and going to the right place. They can answer any questions the passengers might have and help them find their seats.

Sometimes, the conductor needs to change the tracks that the train is traveling on. They use a special lever to do this. This way, the train can go in a different direction.

Overall, the conductor helps the train run smoothly and keeps everyone safe. Without the conductor, it would be very hard for the train to do its job!