Answer:
An art-form and its colour-ful result.
It keeps you on the ground and stops things from floating around. What is it?
Never ahead, ever behind, yet flying swiftly past; For a child I last forever, for adults I'm gone too fast.
Used to keep prisoners silent and to make temporary repairs on cars.
I cannot be felt, seen or touched; Yet I can be found in everybody; My existence is always in debate; Yet there is a style of music named after me.
Born of earth, but with none of its strength. Molded by flame, but with none of its power. Shaped