Sentence music theory

1. What is a sentence in music theory?
2. What is the difference between a sentence and a period music theory?
3. How long is a sentence music?

What is a sentence in music theory?

A sentence in music is a phrase with a specific melodic construction: a melodic idea (motive 1 or subphrase a) is either repeated or sequenced then followed by either related or unrelated material leading to a cadence.

What is the difference between a sentence and a period music theory?

A period is one type of theme, like the sentence, common to the Classical style. ... Unlike the sentence, which exhibits a single cadence, the period contains two cadences, a weak one to end the antecedent and a strong one to end the consequent.

How long is a sentence music?

The prototypical sentence is eight measures long and contains two four-measure phrases. The first of these is called the presentation phrase and the second is the continuation phrase.