Communication
An example of a non-linguistic cue
What is gesture?
Plucked guitar strings create
In decibels, the healthy hearing threshold
What is 0dB?
The sum of 2 or more simple vibrations
Decibels refer to ____________ and frequencies refer to ________________
What is intensity and pitch?
A child begins communicating beginning at which time
What is at birth?
One full repetition of a periodic motion
What is a cycle?
The "perception of sound"
What is Psychoacoustics?
The type of complex vibration with no repeating pattern
What is Aperiodic?
Optimal period for speech acquisition
What is Birth to 2 years?
Cochleas develop during which weeks of gestation
The amplitude at the highest point of a wave
What is maximum amplitude?
Range of frequencies most important for speech
What is 500Hz, 1000Hz, 2000Hz, and 4000Hz?
The harmonics of a frequency without the fundamental frequency
What is the Missing Fundamental?
The ear canal and vocal chords are
What is a quarter-wavelength resonator?
The three parts of communication as an active process
What is encoding, transmitting, and decoding?
Describes the difference between the phases of two periodic waveforms as they cycle through time
What is Phase Relationship?
In hertz, dogs can hear higher than
What is 20,000 Hz?
Always performing Fourier Analysis
What is Basilar Membrane?
When noise is louder than a target sound
Negative Signal to Noise Ratio (SNR)
Information that triggers assessment of what has been said
What is Metalinguistic cues?
Displacement, velocity, or acceleration graphed as a function of time
What is Simple Harmonic Motion (SHM)?
The perception of frequencies and intensities is contingent on
What is rhythm and tempo?
The equal amplitude in every 1 Hz wide band of noise across an entire bandwidth
What is White Noise?
High frequencies are processed at the ____ of the cochlea and low frequencies are processed at the _____
What is base and apex?