Characteristics of Sound
Physics ⇒ Waves and Sound
Characteristics of Sound starts at 7 and continues till grade 12.
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See sample questions for grade 11
A person hears a thunder 5 seconds after seeing the lightning. If the speed of sound in air is 340 m/s, how far away did the lightning strike?
A sound wave has a frequency of 500 Hz and a wavelength of 0.68 m. Calculate the speed of sound in the medium.
A sound wave has a period of 0.002 seconds. What is its frequency?
A sound wave in water has a wavelength of 1.5 m and a frequency of 1,000 Hz. What is the speed of sound in water?
Define the term 'timbre' in relation to sound.
Describe how temperature affects the speed of sound in air.
Describe the relationship between amplitude and loudness of a sound wave.
Explain why sound cannot travel through outer space.
Explain why two sounds with the same frequency and amplitude can still be distinguished from each other.
If a sound wave travels 1,700 meters in 5 seconds, what is the speed of sound in that medium?
If the speed of sound in air is 340 m/s and the frequency of a sound wave is 170 Hz, what is its wavelength?
State the difference between noise and musical sound.
What is the formula relating speed (v), frequency (f), and wavelength (λ) of a sound wave?
What is the main factor that determines the speed of sound in a medium?
What is the typical range of human hearing in Hz?
Which characteristic of sound allows us to distinguish between a piano and a violin playing the same note at the same loudness?
Which characteristic of sound is most closely related to the energy carried by the wave?
