The Physical layer is responsible for the actual hardware connection. The physical addressing is handled by the Data Link Layer.
The Network Layer (Layer 3) of the OSI model defines logical addressing. This means that every node of a network has to have a unique address.
The part that in which your mother makes me a happy hamster;)
data link layer.
Data Link
Questions about the physical world
The physical layer - it describes the hardware and the signaling techniques used at the physical connection between the network and the device.
Yes, a hurricane is a physical system dominated primarily by thermodynamics.
It is primarily chemical change which has physical consequences.
Matter c:
I would measure the level of the customer satisfaction as far as the physical distribution is concerned based on the feedback that they will provide.
True
psychophysics
Natural philosophy is concerned with the study of nature and the physical universe, connecting them to philosophy. It is a subject that came about before physics.
Determining the natural variations that exist in physical evidence
The parent you primarily reside with. The parent with physical custody.