| A | B |
| music | follows a regular repeating pattern using specific pitches and sound quality |
| noise | sound with no set pattern and no definite pitch |
| resonance | sound reaches an object at its natural frequency and it begins to vibrate |
| quality | differences among sound with the same pitches and loudness |
| interference | the ability of two waves to combine and form a new wave |
| destructive | interference that results in a quieter sound |
| constructive | interference that results in a louder sound |
| reverberation | produced by the reflections or echoing of sound |
| acoustics | the study of sound |
| white noise | sound used to relax people in drs. offices |