Wikimedia disambiguation page

Scale could mean:


Chemistry and physicsEdit



  • The Hounsfield Scale is a linear transformation of the original linear attenuation coefficient measurement into one in which the radio-density of distilled water at standard pressure and temperature (STP) is defined as zero Hounsfield units (HU), while the radiodensity of air at STP is defined as -1000 HU.

Relative density or specific gravityEdit


Earth scienceEdit



Scale modelsEdit

Social scienceEdit


  • The Goldberg scale measures mania and depression.
  • The Liebowitz social anxiety scale measures the severity of social anxiety disorder.
  • The Medvedev-Sponheuer-Karnik scale and the Mercalli scale measure the intensity of earthquakes.
  • The Mohs scale of mineral hardness characterizes the scratch resistance of various minerals.
  • The Richter scale, a mathematical device to compare the size of earthquakes.
  • The Scoville Scale measures the hotness of peppers.
  • The Apgar score is determined by evaluating the newborn baby on five simple criteria on a scale from zero to two, then summing up the five values thus obtained. The resulting Apgar score ranges from zero to 10. The five criteria are summarized using words chosen to form a backronym (Appearance, Pulse, Grimace, Activity, Respiration).