AO1 Music- Musical forms and devices

strophic

a simple form where the song uses the same melody over and over (AAA)

binary

two sections (AB)

Ternary

ABA form

Rondo

ABACA

Minuet and trio

a type of graceful dance from he 17th -18th century
repeated AB
minuet had two repeated sections, the trio had two new repeated sections, with a return to the minuet at the end
AB x2 CD x2 AB

variations

the tune is repeated and developed a number of times in a variety of different ways

repetition

a musical idea is repeated exactly

imitation

an idea copied in another part

sequence

repetition of an idea in the same part at a higher/lower pitch

ostinato

a short, repeated pattern or a phrase

drone

a long held or constantly repeated note(s)

alberti bass

1535

anacrusis

an incomplete bar

dotted rhythms

kind of a jazz effect

arpeggio

notes of a chord played individually

syncopation

off beat accents

conjunct

notes that move in steps

disjunct

notes that move in intervals

regular phrasing

balanced parts of a melody

Perfect Cadence

V-I sounds finished

Plagal Cadence

IV-I Sounds finished but softer 'Amen'

Imperfect Cadence

I-V, II-V, IV-V sounds unfinished

Interrupted Cadence

V-vi moves to an unexpected chord

basso continuo

Baroque accompaniment made up of a bass part usually played by two instruments: a keyboard plus a low melodic instrument.