Psychology 2134A/B Chapter Notes - Chapter 3: Stop Consonant, Voice-Onset Time, Cochlear Implant

• School: Western University
• Department: Psychology
• Course: Psychology 2134A/B
• Professor: Sarah Smits- Bandstra

Document Summary

Frequency the number of wavelengths that pass by a given point in a given amount of time. Hertz sound frequency is also measured in cycles. Pitch - the psychological perception of sound wave frequency. Amplitude the amount of change that a wave undergoes during one cycle. Loudness the psychological perception of sound wave amplitude. Sine wave a wave that can be described by a trigonometric sine function. Fundamental frequency the lowest frequency produced by a vibrating object. Overtones frequencies higher than the fundamental that are also produced by a vibrating object. Timbre the psychological perception of sound wave frequency. Periodic sound a sound with a regularly repeating pattern. Aperiodic sound a sound with no regularly repeating pattern. Basilar membrane a structure extending inside the length of the cochlea and dividing it in two. Hair cells specialized cells of the basilar membrane that are sensitive to movements in the cochlear fluid.