Cars use four wheels and an engine to zoom down the road.
The engine makes the wheels spin round and round. That is what makes the car roll along the street.
More facts about Common Vehicles
Buses can carry lots of people to school and work all at the same time.
Motorbikes have two wheels and are very popular in Vietnam.
Trains run on metal tracks and can pull many carriages in a line.
Bicycles move when you push the pedals round with your feet.
Japan's bullet trains can zoom faster than 300 kilometres an hour.