Examlex
Norms or rules that are officially enforced and sanctioned by society are known as:
dB
Decibel; a unit of measurement used to express the intensity of sound or the power level of an electrical signal by comparing it with a given level on a logarithmic scale.
Compression Of Air
The process of reducing the volume and increasing the pressure of air by mechanical means.
Rarefaction
A decrease in density and pressure in a medium, such as air or fluid, often related to sound waves.
Displacement
In psychology, it's a defense mechanism where an individual shifts emotional reactions from the original source of distress to a safer target.
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