– Polyphonic: the ability of different notes/tones played together
– Monophonic: only 1 note/tone can played after this finished, another can sound
– Scale: a list of 7 notes from the keynote to the tonic note example C1 to C2
– Key: the keynote of a scale
– Keynote: the base note of a scale
– Chord: a group notes from a scale played simultaneous
– Arpeggio: notes of a scale played individual in a pattern
– Harmony: notes sounding well to each other, from the same scale