Explained only it is a source which can not be replenished at a fee than it's eaten, equal to or more. Around the other-hand, if we could make automobiles that function 100% on solar power, we'd be utilizing a renewable source - sunlight. the power that drives the economy of the U.S is fundamentally provided by these fossil fuels. As the sunlight provides so much power that people wouldbe in no threat of wearing it it'd be alternative.
About the other hand, if we could actually generate vehicles that run 100 we would be utilizing a green resource - the sun. the power that drives the economy of the U.S is basically provided by these fuels. Because the sun creates so much electricity that people wouldbe in no danger of depleting it it would be renewable.