Fluids

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Fluids

Fluids (pronunciation: /ˈfluːɪdz/) are substances that have the ability to flow and do not resist deformation. They include liquids, gases, and plasmas.

Etymology

The term "fluid" comes from the Latin word "fluidus", which means flowing or liquid.

Types of Fluids

There are three main types of fluids:

  1. Liquid: A state of matter that has a definite volume but no definite shape. Examples include water, oil, and blood.
  2. Gas: A state of matter that has neither a definite volume nor a definite shape. Examples include air, oxygen, and carbon dioxide.
  3. Plasma: A state of matter similar to gas in which a certain portion of the particles are ionized. Examples include stars and neon signs.

Related Terms

  • Viscosity: The measure of a fluid's resistance to flow. It describes the internal friction of a moving fluid.
  • Pressure: The force exerted by a fluid per unit area.
  • Density: The mass per unit volume of a fluid.
  • Temperature: The measure of the average kinetic energy of the particles in a fluid.
  • Volume: The amount of space that a fluid occupies.
  • Flow rate: The volume of fluid which passes per unit time.

See Also

External links

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