 
 | Keyword | Definition | 
|---|---|
| bit | individual binary digit (1 or 0) | 
| byte | 8 bits | 
| kilobyte | 1000 bytes | 
| megabyte | 1000 kilobytes | 
| recording length | the duration of a recording of a sound wave | 
| sample rate | the number of samples of a sound wave taken every second | 
| sample size | the number of bits used to represent each sample of a sound wave | 
| sound size | the number of bytes needed to store a sound. Calculated by: sample rate (in Hz) x sample size (in bits) x recording length (in seconds) / 8 (because there are 8 bits in a byte) |