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v.3.01 second vocab
v.3.01 second vocab hunter goodson
Term | Definition |
---|---|
Sound Wave | an audible vibration that travels through air or water |
Frequency | number of waves to pass a point on one second |
Amplitude | distance from rest to crest or rest to trough |
Wavelength | distance from crest to crest |
Crest | point that exhibits maximum amount of upward displacement from the rest position |
Trough | point that exhibits maximum amount of downward displacement from the rest position |
Pitch | the quality of the sound determined by the rate of vibration |
Sampling | process used to convert analog sound waves into digital data be used by computers |
Sample Rate | the number of samples taken per second often measured in kilohertz (KHZ) |
Bit Rate | the number of computer bits process per unit of time |
Sample size | the number of bits used to save one sample. |
Channel | single audio stream consisting of a sequence of samples |
Mono | one channel; audio is a single channel where sound comes from a single direction |
Stereo | two channels creates the impression of sound being heard from various directions as in human hearing |
audio file size | determined by the sample rate sample size and number of channels used |
MP3 file format | MPEG 1 audio layer 3 |
WAV file format | waveform file |
OGG file format | Ogg vorbis |
AIFF file format | audio interchange file format |