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Question Question 1
Distinguish between loudness and intensity of sound.
Differences between loudness and intensity of sound:
| Loudness | Intensity |
|---|---|
| Loudness is a measure of the response of the ear to the sound. | Intensity of sound is the amount of sound energy passing each second through unit area. |
| Loudness is a subjective quantity. It depends on the sensitivity of the human ear and individual auditory perception. | Intensity of sound provides an objective description of the strength of a sound wave based on its physical properties, such as amplitude and frequency. |
| Its unit is decible (dB) | Its unit is watt per metre2 (Wm-2) |