Sound or noise pollution is measured in decibels, a unit that quantifies the intensity of sound. It provides a logarithmic scale to describe sound levels perceived by the human ear.
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Sound or noise pollution is measured in decibels (dB), a unit used to quantify the intensity of sound. Decibels provide a logarithmic scale that corresponds to the human ear’s perception of sound levels, making it suitable for measuring both very soft and very loud sounds. The decibel scale is used to express a wide range of sound pressures, from the faintest sound the human ear can detect (0 dB) to levels that can cause immediate harm (above 120 dB). Noise pollution, which refers to harmful or excessive levels of noise in the environment, is assessed using decibels to determine its impact on human health and well-being. This measurement is crucial for regulating noise levels in various settings, such as urban areas, workplaces, and transportation systems. Hence, the correct answer is [C] Decibel.