Chapter 2 - Scales, Tonality, Key, Modes Flashcards
Scale
Collection of pitches in ascending and descending order.
Pitch Class
Contains all notes of the same name regardless of octave. .
Diatonic Scales
Scales of mixed half and whole steps (occasionally a step and a half) in which each individual tone plays a role. Tonic is most stable- pieces usually end on tonic
Tonic
1st
Tonal center- Final resolution tone.
What are the scale degrees in order?
Tonic
Supertonic
Mediant
Subdominant
Dominant
Submediant
Leading Tone (1/2 step) or Subtonic (1 whole step)..
1st Scale Degree
Tonic
2nd Scale Degree
Supertonic
3rd Scale Degree
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How is a major scale composed?
WWHWWWH
Two tetrachords (groups of four pitches) constructed with the same arrangement of intervals- 2 WW and then 1 H. Tetrachords separated by 1 W.
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What is transposition?
Same major scale pattern of half and whole stepes can be duplicated at any pitch- doing so is transposing the piece.
What is a key signature?
The arrangement of the necessary sharps or flats. Appears at the beginning of each staff in a composition after the clef.
What is the natural minor scale?
WHWWHWW
1 whole step followed by HWW twice.
What is a harmonic minor scale?
WHWWH3/2H
What is a melodic minor scale?
Ascending: WHWWWWH
Descending: WWHWWHW
How do you find the relative minor of a major key?
Go to the sixth degree (La).
How do you find the relative major of a minor key?
Proceed to the 3rd note of the scale (Mi).
What is the circle of fiths?
It is a way to visualize the relationship between the major scales and their relative minors.
What is a parallel relationship?
A major and a minor scale that begin on the same tonic note.