Basic Properties of Sound Waves Quiz

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What determines the highness or lowness of a sound, also known as a musical note?

Loudness

Timbre

Amplitude

Pitch (correct)

Which term refers to the amplitude of a sound wave that determines its loudness or volume?

Loudness (correct)

Pitch

Frequency

Timbre

What are vibrational frequencies beyond 20,000 Hz called?

Ultrasonic frequencies (correct)

Pitch frequencies

Timbre frequencies

Infrasonic frequencies

What do high-amplitude sound waves signify in terms of loudness?

Louder sound Signup and view all the answers

Which animal can hear sounds as high as 100,000 Hz?

Bats Signup and view all the answers

What is the subjective characteristic that relates to the intensity of sound?

Loudness Signup and view all the answers

What is the unit of intensity level for sound?

Decibel (dB) Signup and view all the answers

How is sound intensity measured?

By an oscilloscope Signup and view all the answers

What does an increase of 1 dB mean on the decibel scale?

Sound intensity is increased by a factor of 10 Signup and view all the answers

Which quality is used to differentiate two sounds with the same frequency?

Timbre Signup and view all the answers

What is a characteristic of timbre?

Clean Signup and view all the answers

What is noise in the context of sound?

Distorted and not pleasing to the senses sound wave Signup and view all the answers

Basic Properties of Sound Waves Quiz

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Questions and Answers

What determines the highness or lowness of a sound, also known as a musical note?

Which term refers to the amplitude of a sound wave that determines its loudness or volume?

What are vibrational frequencies beyond 20,000 Hz called?

What do high-amplitude sound waves signify in terms of loudness?

Which animal can hear sounds as high as 100,000 Hz?

What is the subjective characteristic that relates to the intensity of sound?

What is the unit of intensity level for sound?

How is sound intensity measured?

What does an increase of 1 dB mean on the decibel scale?

Which quality is used to differentiate two sounds with the same frequency?

What is a characteristic of timbre?

What is noise in the context of sound?

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