1. ? is the transferring of passengers and goods by means of wheeled vehicles specially designed to run along railways or railroads.2. ? is the movement of people and goods from one location to another. 3. the vehicles travelling on the rails, collectively known as ? . 4. is a powered vehicles used to haul a train of unpowered vehicles. 5. ? maintain a constant distance between the two rails. 6. the transport of a person or cargo may involve one mode or several. 7. ? provide smooth and hard surfaces on which the wheels of the train can roll with a minimum of friction.
transportation
modes
rails
rail transport
locomotive
rolling stock
sleepers

1. Rail transport is the transferring of passengers and goods by means of wheeled vehicles specially designed to run along railways or railroads. The tracks or railroads provide a stable and dedicated pathway for trains to travel on.

2. Transportation is the movement of people and goods from one location to another. It can involve various modes such as rail, road, air, water, or a combination of these modes depending on the specific needs and circumstances.

3. Rails refer to the tracks on which trains travel. The term "rails" is used to describe the entire system of tracks, switches, and signals that enable the movement of trains.

4. A locomotive is a powered vehicle used to haul a train of unpowered vehicles. It provides the necessary power and traction to pull the train along the tracks. Locomotives are usually fitted with engines and braking systems to control the speed and movement of the train.

5. Sleepers, also known as railroad ties, are long rectangular blocks of wood or concrete placed perpendicular to the rails. They maintain a constant distance between the two rails, providing stability and support to the tracks.

6. The transport of a person or cargo may involve one mode or several. For example, a journey from one city to another may require a combination of rail and road transportation. Different modes of transportation are used to optimize efficiency, convenience, and cost-effectiveness.

7. Rails provide smooth and hard surfaces on which the wheels of the train can roll with a minimum of friction. This ensures a smooth and reliable movement of the train, reducing wear and tear on the wheels and tracks. The use of rails also allows for better control and stability of the train during acceleration, deceleration, and turns.

In summary, rail transport is a specific mode of transportation that utilizes specially designed vehicles called trains to transfer passengers and goods along dedicated tracks or railroads. The tracks, locomotives, sleepers, and other components of the rail system work together to provide smooth and efficient movement with minimal friction.