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Questions and Answers
What is the essential requirement for the existence of sound?
What is the essential requirement for the existence of sound?
- The presence of an observer to hear it
- A specific frequency range
- A medium to transmit the wave
- A disturbance of the atoms in matter (correct)
What is the relationship between sound and hearing?
What is the relationship between sound and hearing?
- Sound and hearing are unrelated concepts
- Hearing is a type of sound
- Sound is the physical phenomenon, while hearing is its perception (correct)
- Sound is a type of hearing
What is an example of a wave that can be used to illustrate the properties of waves?
What is an example of a wave that can be used to illustrate the properties of waves?
- Electromagnetic wave
- Light wave
- Sound wave (correct)
- Gravitational wave
What is a characteristic of sound beyond its relation to hearing?
What is a characteristic of sound beyond its relation to hearing?
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What is the nature of the wave that constitutes sound?
What is the nature of the wave that constitutes sound?
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Study Notes
Definition of Sound
- Sound is defined as a disturbance of atoms in matter that is transmitted from its origin outward, forming a wave.
- A sound wave exists physically, regardless of whether anyone is present to hear it.
Characteristics of Sound
- Sound is an example of a wave.
- The physical properties of sound correspond to our perceptions of it.
Hearing and Sound
- Hearing is the perception of sound.
- Sound has applications beyond hearing.
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