Answer :
Final answer:
Physical properties of matter can be observed or measured without changing the substance's identity, unlike chemical properties that involve changes in composition.
Explanation:
A physical property of matter is a characteristic that can be observed or measured without changing the identity of the substance. Examples include density, melting point, and electrical conductivity. Conversely, flammability, which is the ability of a substance to burn, is a chemical property as it involves a change in the substance's composition.
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