2/5/25, 4:31 PM PSYC 230 UIUC EXAMS 2 | ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ | PROFESSOR VE…
PSYC 230 UIUC EXAMS 2 | ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS ALREADY
GRADED A+ | PROFESSOR VERIFIED | LATEST
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Terms in this set (167)
the periodic variations in air pressure traveling out
Sound stimulus
from the source
the waves of pressure changes that occur in the air as
Sound waves
a function of the vibration of a source
A material (solid, liquid, or gas, or combination of
Medium of sound these) through which a wave travels. In water, sound
travels 4x faster than it does through air.
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, 2/5/25, 4:31 PM PSYC 230 UIUC EXAMS 2 | ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ | PROFESSOR VE…
A sound wave in which changes in air pressure follow
pure tones
a sine wave pattern.
the difference between the peak and the baseline of a
amplitude
wave (height of wave).
loudness Perceptual experience of amplitude
Prolonged contact to sounds over 85 dB can
eventually cause hearing loss. Sounds louder than 120
Loud sounds can be
dB are painful. Sounds louder than 130 dB will
dangerous
generally result in immediate and permanent hearing
loss.
The number of cycles in a sound stimulus that occur in
Frequency
1 second
Pitch The subjective experience of frequency
what unit is used to Hertz (Hz)
measure sound
amplitude?
What is the hearing range 20-20,000 Hz. As people age, hearing in the highest
of humans and how does range dissipates. Lowest frequencies tend to remain
it change with age? stable with age.
Pinna, external auditory canal, tympanic membrane
Outer ear
(eardrum)
Pinna Collects sound and funnels it into the auditory canal
conducts sound to the tympanic membrane, amplifies
External auditory canal
specific sound frequencies.
Tympanic membrane Thin elastic sheet.
(eardrum)
https://quizlet.com/1001843195/psyc-230-uiuc-exams-2-actual-exam-questions-and-correct-answers-already-graded-a-professor-verified-latest-versi… 2/10
PSYC 230 UIUC EXAMS 2 | ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS ALREADY
GRADED A+ | PROFESSOR VERIFIED | LATEST
VERSIONS 2025
Save
Practice questions for this set
Learn
Studied 7 terms
Nice work, you're crushing it
Continue studying in Learn
Terms in this set (167)
the periodic variations in air pressure traveling out
Sound stimulus
from the source
the waves of pressure changes that occur in the air as
Sound waves
a function of the vibration of a source
A material (solid, liquid, or gas, or combination of
Medium of sound these) through which a wave travels. In water, sound
travels 4x faster than it does through air.
https://quizlet.com/1001843195/psyc-230-uiuc-exams-2-actual-exam-questions-and-correct-answers-already-graded-a-professor-verified-latest-versi… 1/10
, 2/5/25, 4:31 PM PSYC 230 UIUC EXAMS 2 | ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS ALREADY GRADED A+ | PROFESSOR VE…
A sound wave in which changes in air pressure follow
pure tones
a sine wave pattern.
the difference between the peak and the baseline of a
amplitude
wave (height of wave).
loudness Perceptual experience of amplitude
Prolonged contact to sounds over 85 dB can
eventually cause hearing loss. Sounds louder than 120
Loud sounds can be
dB are painful. Sounds louder than 130 dB will
dangerous
generally result in immediate and permanent hearing
loss.
The number of cycles in a sound stimulus that occur in
Frequency
1 second
Pitch The subjective experience of frequency
what unit is used to Hertz (Hz)
measure sound
amplitude?
What is the hearing range 20-20,000 Hz. As people age, hearing in the highest
of humans and how does range dissipates. Lowest frequencies tend to remain
it change with age? stable with age.
Pinna, external auditory canal, tympanic membrane
Outer ear
(eardrum)
Pinna Collects sound and funnels it into the auditory canal
conducts sound to the tympanic membrane, amplifies
External auditory canal
specific sound frequencies.
Tympanic membrane Thin elastic sheet.
(eardrum)
https://quizlet.com/1001843195/psyc-230-uiuc-exams-2-actual-exam-questions-and-correct-answers-already-graded-a-professor-verified-latest-versi… 2/10
