3 Questions
What is the primary medium for the propagation of sound waves?
Air
What is the unit of measurement for the frequency of a sound wave?
Hertz
What property of a sound wave determines its loudness?
Amplitude
Study Notes
Sound Waves
- The primary medium for the propagation of sound waves is a medium with elasticity, such as air, water, or solid objects.
- The unit of measurement for the frequency of a sound wave is Hertz (Hz).
- The property of a sound wave that determines its loudness is amplitude.
Test your knowledge of sound waves with this quiz on Class 9 sound chapter. Answer questions about the primary medium for sound propagation, the unit of measurement for sound wave frequency, and the property that determines sound wave loudness. See how well you understand the fundamental concepts of sound in this educational quiz.
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