It is designed to transport you around, not produce energy.
heat energy
Actually it is - very useful.
Currently, gold is not useful in any form of energy production.
The theory of conservatio of energy
electricity
Mechanical energy
Friction can produce energy in the form of heat
the thing that makes electricity such a useful form of energy is that electricity is renweable it comes from the skies "thunder" you can also generate electircity but still some things need electricity to help it generate. so......... electircity is a useful form of energy, but also wind, solar are also useful for of energy.
Heat itself is a form of energy, so no.
The energy is in the form of sound waves, which are moving air molecules, a form of kinetic energy.
By burning it, which produces heat
chromozones