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Diatonic Triads: Major Scale You can build a triad on every note in a major scale just by using the notes in the scale. Major Scales Triads These chords are identified by roman numerals OR by the name of the scale degree the triad is built on. Major Scales Triads Upper case roman numerals are used for major chords (i.e. I, IV, V) Lower case roman numerals are used for minor chords (i.e. ii, iii, vi) The seventh chord is a diminished chord and is represented with lower case roman numerals and a circle. (i.e. vii◦) Roman numerals Only three chords from the major scale are Major. They are the I chord or the tonic, the IV chord or the subdominant, and the V chord or the dominant. These are called the primary chords. Many folk, pop, and classical songs just use these three chords. The Primary Triads Primary Triads in C Major What are the Primary Triads in the examples above? One of the most popular chord progressions in popular music. Uses the primary triads: I, IV, V VARIATION: Roman-numeral notation: I I I I I I I I IV IV I I IV IV I I V V I I V IV I I Listen to the Primary Triads: 12 Bar Blues Tutti Frutti by Little Richard Batman Theme Song Mercy by Duffy` LISTEN to these examples. RAISE YOUR HAND the FIRST time you hear a chord change. 12 Bar Blues Examples Mercy Chords The triads built just by using the notes in a minor scale also follow a specific pattern! Diatonic Minor Scale Triads 1. What is a triad? 2. In a major chord, what is the interval from the root to the third? 3. In a minor chord, what is the interval from the root to the third? 4. In both major and minor chords, what is the interval from the root to the fifth? 5. In an augmented chord, what is the interval from the root to the fifth? 6.In a diminished chord what is the interval from the root to the chord? Triads Quiz Review What is the roman numeral used to represent the tonic chord in a major scale? What is the roman numeral used to represent the dominant chord in a minor scale? What is the name of the chord built on the fourth scale degree called? What is the bottom note of a triad called? Triads Quiz Review 1. Find TWO songs that use the I, IV, V chords. ONE must be in the form of the 12 bar blues. 2. Complete the triads handout as review for your quiz on Thursday! Homework: Scavenger Hunt