Final answer:
Metaphysical naturalism posits that all reality can ultimately be explained by physics, aligning with empirical evidence and testable phenomena. However, metaphysics traditionally covers broader considerations including different philosophical perspectives on existence. The naturalistic view raises questions such as the origin of the physical laws it adheres to.
Step-by-step explanation:
Under metaphysical naturalism, the assertion is that all phenomena can ultimately be explained in terms of physical laws and entities within the physical realm.
This philosophy acknowledges only empirical evidence and testable reality, thus aligning closely with the principles of physics.
This viewpoint suggests that entities not observable or testable, such as those often associated with metaphysics, are excluded from meaningful inquiry.
Traditionally, metaphysics endeavors to comprehend the foundational aspects of reality, addressing questions of existence, being, and the nature of reality, which often leads to considerations beyond the empirical.
This broad discipline covers different perspectives, including dualism, materialism, and process metaphysics, revealing a diversity of thought on what constitutes 'reality' and 'existence'.
On the contrary, naturalism is more limited in scope, adhering to a worldview that considers the universe as purely physical.
It underlines that everything, including complex phenomena such as consciousness and life, can fundamentally be reduced to interactions of matter and energy as governed by the laws of physics.
However, it faces philosophical challenges, notably the origin of these very laws it depends upon.
In conclusion, while metaphysical naturalism may present an overarching principle that all things reduce to physics, it remains a matter of philosophical debate.
The very laws of physics and the explanation of reality still engage the thought processes of both metaphysicians and naturalists, as they reflect on the nature of existence and the universe.