Car From Wikipedia, the free encyclopedia For other types of motorized vehicles, see Motor vehicle . For the 2006 Pixar film, see Cars (film) . For other uses, see Car (disambiguation) and Automobile (disambiguation) . Car Modern cars and trucks driving on an expressway in Ontario , Canada. Classification Vehicle Industry Various Application Transportation Fuel source Gasoline , Diesel , Natural gas , Electric , Hydrogen , Solar , Vegetable Oil Powered Yes Self-propelled Yes Wheels 3–4 Axles 1–2 Inventor Karl Benz [1] A car (or automobile ) is a wheeled motor vehicle used for transportation . Most definitions of car say they run primarily on roads, seat one to eight people, have four tires , and mainly transport people rather than goods. [2] [3] Cars came into global use during the 20th century, and ...