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Questions and Answers
What determines the highness or lowness of sound, also known as a musical note?
What determines the highness or lowness of sound, also known as a musical note?
- Intensity
- Frequency (correct)
- Amplitude
- Timbre
Which term refers to the amplitude of a sound wave determining its loudness or volume?
Which term refers to the amplitude of a sound wave determining its loudness or volume?
- Timbre
- Frequency
- Intensity (correct)
- Pitch
What do ultrasonic frequencies refer to in the context of sound waves?
What do ultrasonic frequencies refer to in the context of sound waves?
- Frequencies below 20 Hz
- Frequencies audible to humans
- Frequencies beyond 20,000 Hz (correct)
- Frequencies between 20 to 20,000 Hz
Which animal can hear sounds as high as 50,000 Hz according to the text?
Which animal can hear sounds as high as 50,000 Hz according to the text?
What does timbre refer to in relation to sound properties?
What does timbre refer to in relation to sound properties?
What is the term used for extremely low frequencies in the context of sound waves?
What is the term used for extremely low frequencies in the context of sound waves?
What is the unit of sound intensity level?
What is the unit of sound intensity level?
How is sound intensity measured?
How is sound intensity measured?
What does an increase of 1 dB on the decibel scale mean?
What does an increase of 1 dB on the decibel scale mean?
Which musical sound quality is used for differentiating two sounds with the same frequency?
Which musical sound quality is used for differentiating two sounds with the same frequency?
What is the characteristic defining sound waveform that determines timbre?
What is the characteristic defining sound waveform that determines timbre?
To possess timbre, how many harmonics must a sound have in addition to the fundamental frequency?
To possess timbre, how many harmonics must a sound have in addition to the fundamental frequency?
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