What is a direct 5th?
So-called hidden consecutives, also called direct or covered octaves or fifths, occur when two independent parts approach a single perfect fifth or octave by similar motion instead of oblique or contrary motion. A single fifth or octave approached this way is sometimes called an exposed fifth or exposed octave.
What is hidden 5th?
: an unsounded musical interval of a fifth that is implied by the similar up or down motion of two voice parts and that if sounded would produce consecutive fifths.
Are contrary fifths okay?
Partwriting Rules are Counterpoint Rules: 1) Avoid parallel unisons, fifths or octaves – this is to preserve the independence of the voices. 2) Avoid Contrary Octaves or Fifths – this happens when we move from a fifth to a twelfth or an octave to a fifteenth.