Sound in Air Is a Longitudinal Wave (HSC SSCE Physics): Flashcards
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Type of wave that sound is
Type of wave that sound is
Longitudinal wave
Definition of longitudinal wave
Definition of longitudinal wave
Particles vibrate parallel to wave direction
Particle oscillations direction in longitudinal wave
Particle oscillations direction in longitudinal wave
Parallel to direction energy travels
What are compressions?
What are compressions?
Regions where air particles are crowded together
What are rarefactions?
What are rarefactions?
Regions where air particles are spread apart
Air pressure in compressions
Air pressure in compressions
Higher than normal
Air pressure in rarefactions
Air pressure in rarefactions
Lower than normal
Symbol for pressure variation
Symbol for pressure variation
What peaks represent on sound pressure graph
What peaks represent on sound pressure graph
Compressions (high pressure regions)