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Unit - 7.1 Characteristics Of Sound — PHYSICS STD 8 — Question

ICSE BoardEnglish MediumSTD 8PHYSICSUnit - 7.1 Characteristics Of Sound1 Mark
Question
State two physical factors which determine loudness of sound?
✓

Answer

There are two factors that determine how intense a sound is: the size of the sound waves and the distance from their source:
Sound waves are measured according to their amplitude.
Wave amplitude is determined by the energy that caused them.

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