Sound Production
Physics ⇒ Waves and Sound
Sound Production starts at 7 and continues till grade 12.
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See sample questions for grade 12
A bell is rung inside a jar from which air has been removed. The sound is not heard outside the jar. Explain why.
A sound wave has a frequency of 440 Hz and a wavelength of 0.78 m. Calculate the speed of sound in the medium.
A sound wave travels 1500 m in 3 seconds. What is the speed of sound in the medium?
A string vibrates at a frequency of 256 Hz. If the speed of sound in air is 340 m/s, what is the wavelength of the sound produced?
Describe how sound is produced in a wind instrument such as a saxophone.
Describe how the human vocal cords produce sound.
Describe the process by which a drum produces sound.
Explain the difference between noise and musical sound in terms of wave characteristics.
Explain why sound cannot be heard on the Moon.
Explain why sound travels faster in solids than in gases.
Explain why the sound of thunder is heard after the flash of lightning is seen.
The frequency of a sound wave produced by a tuning fork is 512 Hz. What does this frequency represent?
Which property of sound is responsible for the difference between a loud and a soft sound?
