most cars on the road today cause air pollution because they burn petrol. but some cars don't need petrol.solar cars use'solar energy'or energy from the sun,to make them move.they take in sunlight and use in to make electricity.
In 2001 a team of students at the RMIT university in Melbournd,Australia,built a solar car and decided to try and drive it around Austalia.the car only weighed 205 kilograms.And it only had room for one person-the driver.But in could travel very fast,reaching speeds of over 110 kilometres per hour.
the students called the car'Aurora;It Ieft Melbourne on 27 December 2001.on sunny days it could go very fast on cloud days it went more sloly.on 19 January 2002 it arrived back in Melbourne again. Aurora had travelled 13054 kilometres in twenty-four days,using only energy from the sun. At the moment,solar cars are very expensive to make. But perhaps in the future we will have clean cars like'Aurora;