Rajasthan BoardEnglish MediumSTD 9ScienceSound1 Mark
Question
Which are the most important properties of sound?
✓
Answer
Both A and B
Explanation:
The two most important properties of sound are amplitude and frequency because amplitude determines the loudness of sound and frequency determines its pitch. The loudness and pitch affect the quality of sound.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.