# Quantity FAQs:

Q: Is quantity a property that can exist as a multitude or magnitude?

A: Yes.

Q: Is quantity an ancient one extending back to the time of Aristotle and earlier?

A: Yes.

Q: Are quantities the cornerstone of modern physical sciences?

A: Yes.

Q: Is quantity among the basic classes of things along with quality?

A: Yes, and substance, change, and relation.

Q: Is quantity sometimes referred to as a quantulum?

A: Yes.

Q: Is quantity expressed by identifiers, definite and indefinite, and quantifiers, definite and indefinite, as well as by three types of nouns: 1?

A: Yes, count unit nouns or countables; 2. mass nouns, uncountables, referring to the indefinite, unidentified amounts; 3. nouns of multitude. The word â€˜numberâ€™ belongs to a noun of multitude standing either for a single entity or for the individuals making the whole.

Q: Is quantity a property that exists in a range of magnitudes or multitudes?

A: Yes.

Q: Are quantities density and pressure?

A: Yes, while examples of extensive quantities are energy, volume, and mass.

Q: Are quantities such by their inner nature?

A: Yes, while others are functioning as states of things such as heavy and light, long and short, broad and narrow, small and great, or much and little.

Q: Was quantity considered to be divided into the discrete and the continuous?

A: Yes, The theory fits reasonably well elementary or school mathematics but less well the abstract topological and algebraic structures of modern mathematics.

Q: Is quantity a property?

A: Yes, and whereas magnitudes of an extensive quantity are additive for parts of an entity or subsystems.

Q: Is quantity that the relationships of equality or inequality can in principle be stated in comparisons between particular magnitudes?

A: Yes, and unlike quality, which is marked by likeness, similarity and difference, diversity.