Podcast
Questions and Answers
Which of the following is an example of a longitudinal wave?
Which of the following is an example of a longitudinal wave?
- Light wave
- Electromagnetic wave
- Water wave
- Sound wave (correct)
Which of the following is NOT a characteristic of sound waves?
Which of the following is NOT a characteristic of sound waves?
- They can be absorbed
- They can be reflected
- They can travel through vacuum (correct)
- They require a medium to travel
What is the speed of sound in air at room temperature?
What is the speed of sound in air at room temperature?
- 343 meters per second (correct)
- 299,792,458 meters per second
- 1,000 meters per second
- 3,000,000 meters per second
Sound waves with frequencies below 20 Hz are known as ultrasound.
Sound waves with frequencies below 20 Hz are known as ultrasound.
Infrasound refers to sound waves that have frequencies above 20 kHz.
Infrasound refers to sound waves that have frequencies above 20 kHz.
Different animal species have the same hearing range as humans.
Different animal species have the same hearing range as humans.
Is the speed of sound in air at room temperature approximately 343 m/s?
Is the speed of sound in air at room temperature approximately 343 m/s?
Is the speed of sound in fresh water approximately 1,482 m/s?
Is the speed of sound in fresh water approximately 1,482 m/s?
Which of the following is an example of a transverse wave?
Which of the following is an example of a transverse wave?
Which of the following materials has the highest speed of sound?
Which of the following materials has the highest speed of sound?
Sound waves are also known as ______ waves.
Sound waves are also known as ______ waves.
Flashcards
Longitudinal Wave
Longitudinal Wave
A wave where the displacement of the medium is in the same direction as the wave's travel. Sound waves are an example.
Sound wave propagation
Sound wave propagation
Sound waves require a medium to travel through; they cannot propagate in a vacuum.
Speed of sound in air
Speed of sound in air
The approximate speed of sound in air at room temperature (around 20°C).
Infrasound
Infrasound
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Ultrasound
Ultrasound
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Animal Hearing Ranges
Animal Hearing Ranges
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Transverse Wave
Transverse Wave
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Speed of Sound in Materials
Speed of Sound in Materials
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Sound Waves = Compression Waves
Sound Waves = Compression Waves
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