Podcast
Questions and Answers
How does the density of a medium affect the speed of sound waves?
How does the density of a medium affect the speed of sound waves?
The denser the medium, the faster sound travels.
What is the relation between the frequency of a sound wave and its pitch?
What is the relation between the frequency of a sound wave and its pitch?
The greater the frequency, the higher the pitch.
Why does sound not travel through a vacuum?
Why does sound not travel through a vacuum?
Because there are no particles in a vacuum to transfer the energy of the sound wave.
What is the difference between transverse and longitudinal waves?
What is the difference between transverse and longitudinal waves?
How does the amplitude of a sound wave affect its loudness?
How does the amplitude of a sound wave affect its loudness?
What is the relationship between the wavelength and pitch of a sound?
What is the relationship between the wavelength and pitch of a sound?
How does the human ear amplify sound waves?
How does the human ear amplify sound waves?
What is the purpose of the cochlea in the human ear?
What is the purpose of the cochlea in the human ear?
How is echolocation used by animals such as bats to locate prey?
How is echolocation used by animals such as bats to locate prey?
What is the purpose of ultrasound in medicine?
What is the purpose of ultrasound in medicine?
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