Some train carry _________. Others carry _________.
People, goods
How many tracks a train can move along?
A train can move along one or two tracks.
Freight trains often travel __________________.
long distances.
Monorails are powered by _____________.
electricity
Where do they run? (Subway trains)
They run underground.
What does the freight train carry?
The freight train carries heavy goods.
The monorail runs on how many tracks?
It runs on one track instead of two.
Where the monorails are often used?
They are often used at airports and amusement parks.
What does the passenger train carry?
It carries people from place to place.
Passenger train can travel _________________.
across the country
Where do the people ride subway trains?
People in big cities ride subway trains.
What is the train?
A train is a set of railway cars.