# Intensive and Extensive Property
**A categorisation of physical properties by whether they are independent of the size of the system.**
> [!NOTE] Intensive Property
> An *intensive* property is a physical property whose magnitude is independent of the size of the system.
> [!NOTE] Extensive Property
> An *extensive* property is a physical property whose magnitude depends on the size of the system.
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Examples of *intensive* properties include colour, velocity, and density. Examples of *extensive properties* include mass, volume, and entropy.