Acoustics: Sound and Perception Flashcards
1
Q
Acoustics
A
physics of sound- the study of sound as a physical event
2
Q
Psychoacoustics
A
the study of sound as the psychological experience of hearing
3
Q
Perception
A
Humans perceive sound in terms of frequency (pitch), and intensity (loudness)
4
Q
Sound travels
A
through a medium
5
Q
Decibel
A
measure of sound pressure
6
Q
Sound Pressure
A
measure of power- measured in watts
7
Q
pascal (Pa)
A
measure of of sound pressure
8
Q
Sound pressure level SPL
A
intensity if a sound is expressed in in terms of decibels at a certain sound pressure level
9
Q
Hearing Level HL
A
lowest intensity of a sound necessary to stimulate the auditory system
10
Q
Hearing is different at different frequencies
A
true
