| Vehicles are the non-living means of transport and | | | | Aerostats and aerodynes are the two categories of |
| they are used all around the world for different | | | | aircrafts. Aerostats use buoyancy to float in the air |
| purposes. Most of the vehicles are made by human | | | | whereas a dynamic upthrust is required for |
| beings but there are some vehicles that are not | | | | aerodynes in order to push the aircraft upwards. |
| made by human beings. Floating tree trunks and | | | | Rockets, airplanes, helicopters are some of the |
| icebergs are some of the vehicles which are not | | | | popular aircrafts. |
| made by humans and cars, bicycles and boats are | | | | Hovercraft: A hovercraft is a vehicle which is |
| some of the vehicles which are made by humans. | | | | designed to travel over a smooth surface. It is |
| As a result of the creativity of human beings and the | | | | supported by the high-pressure air as the |
| development in technology, a number of vehicles | | | | high-pressure air is ejected downwards i.e. against the |
| have been developed over the past few years and | | | | surface below the vehicle. The high-pressure air lifts |
| more advanced vehicles are being developed. | | | | the vehicle so that it can move easily over the |
| Vehicles differ from each other on the basis of | | | | surface. |
| driving force, load carrying capacity and the purpose. | | | | One engine is required for driving the fan available at |
| A number of vehicles have been developed for | | | | the bottom of the hovercraft and one or more |
| carrying out specific purposes like boats have been | | | | engines are required for providing the thrust so as to |
| developed for carrying humans and cargo over the | | | | propel the craft in the desired direction. Hovercrafts |
| water whereas aircrafts have been developed for | | | | are used by companies for transporting goods from |
| carrying humans and cargo through the air. Also, | | | | one place to another and they are also used by |
| some vehicles are powered by electric motors | | | | armies for carrying out missions that are to be |
| whereas some vehicles don't use electric motors for | | | | executed over the seas and oceans. |
| their working. A rickshaw is an example of a vehicle | | | | Land Vehicles: Land vehicles are the vehicles which |
| which does not use an electric motor as it is | | | | are used on land. A land vehicle can be |
| powered by human beings. | | | | animal-powered, human-powered or motor-powered. |
| Watercraft: A watercraft is a vehicle which is used | | | | In an animal-powered vehicle, the driving force is |
| to move through the water. It can be used for | | | | produced by animals whereas driving force is |
| different purposes as it can be used for transport, | | | | produced by humans in a human-powered vehicle. An |
| commerce, physical exercise and pleasure. It is even | | | | electric motor is used for producing the driving force |
| used by army for carrying out some missions. Boats, | | | | in a motor-powered vehicle. Motor-powered vehicles |
| rafts, submarines are some of the watercrafts. | | | | are faster than animal-powered and human-powered |
| Aircraft: An aircraft is a vehicle which is used to | | | | vehicles. |
| travel through the Earth's atmosphere. An aircraft is | | | | That being said, land vehicles are further classified on |
| either used for traveling from one place to another | | | | the basis of their usage as they are also categorized |
| or for transporting goods from one place to another. | | | | as construction vehicles, emergency vehicles and |
| It is faster than vehicles which are used on land and | | | | commercial vehicles. As for the examples of land |
| which are used on water. Also, aircrafts can carry | | | | vehicles, carts, sledges are examples of |
| large amount of cargo when compared to land | | | | animal-powered vehicles and bicycles, rickshaw, |
| vehicles and aircrafts are also very expensive when | | | | skates are examples of human-powered vehicles. |
| compared to other vehicles. | | | | Cars, buses, tucks, motorcycles are some of the |
| Proper training is required in order to run an aircraft. | | | | widely used motor-powered vehicles. |