Examlex
With the representations of "I" for ionic bond,"PC" for polar covalent bond,and "NP" for nonpolar covalent bond,which of the following descriptive combinations is correct?
Solid
A state of matter characterized by particles that are closely packed together, resulting in a fixed volume and shape.
Liquid
A state of matter characterized by a definite volume but no fixed shape, conforming to the shape of its container.
Direct Current
An electric current that flows in a single direction steadily, commonly used in batteries and DC power supplies.
Omnidirectional
Pertaining to radiation or reception of signals uniformly in all directions, often used in the context of antennas or microphone patterns.
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