A physical quantity is a physical property of a phenomenon, body, or substance, that can be quantified by measurement.
Read more about Physical Quantity: Definition of A Physical Quantity, Extensive and Intensive Quantities, Symbols, Nomenclature, Units and Dimensions, Base Quantities, Physical Quantities As coordinates Over Spaces of Physical qualities (philosophy)
Famous quotes containing the words physical and/or quantity:
“The most striking aspect of linguistic competence is what we may call the ‘creativity of language,’ that is, the speaker’s ability to produce new sentences, sentences that are immediately understood by other speakers although they bear no physical resemblance to sentences which are ‘familiar.’”
—Noam Chomsky (b. 1928)
“Value is the life-giving power of anything; cost, the quantity of labour required to produce it; its price, the quantity of labour which its possessor will take in exchange for it.”
—John Ruskin (1819–1900)