These inventions came not from Aristotelian physics, but experimental knowledge of nature itself. Hence he proposed to replace scholastic method by a new approach. Divisions of philosophy .
Physics deals with efficient and material causes, metaphysics with formal and final causes.
They are theoretical sciences, which have arisen in response to an honorable desire to learn the truth for its own sake, and they are concerned with permanent features of the world which man is powerless to change. It is indeed strange that Aristotle does not think of putting the knowledge thus gained to practical use, and modern critics have hastened to charge him with a deep-seated prejudice against manual labor. Still, it should be remembered that medical science and ethics, which in his view are practical arts aiming respectively at health and happiness, are both supposed to be founded on knowledge derived from physics. It had led thinkers to be content with assigning unreal causes to events when they ought to be looking for their real physical causes, the knowledge of which is alone of value for extending human power. It just has no place in physics.