Melody and Harmony Basics

Music is basically made up of two main elements that work together. Melody is the tune you'd hum along to - that sequence of single notes that gets stuck in your head. Harmony happens when multiple notes are played simultaneously to create chords that support and enhance the melody.

Think of melody as the main character in a film, whilst harmony is the supporting cast that makes the story richer. For your aural exam, you'll need to identify different parts of both by ear.

Melody has a shape called contour - it can go up, down, or stay roughly the same. The distance between any two notes is called an interval, and these can be played one after another (melodic) or at the same time (harmonic).

Exam Tip: The contour is often the easiest thing to identify first - just trace the shape with your finger in the air as you listen!

Understanding Melodic Movement

Your melody can move in several different ways, and each creates a distinct sound. Ascending melodies go up in pitch, whilst descending ones go down. Some melodies create an arch shape - rising then falling like a wave.

Conjunct motion means the melody moves by step (like C to D to E), creating a smooth, flowing sound. Disjunct motion involves leaps between notes (like C to G to E), which sounds more dramatic and jagged.

Intervals are crucial for aural recognition. Perfect intervals (4ths, 5ths, and octaves) sound very stable and open. Think "Here Comes the Bride" for a perfect 4th, or the Star Wars theme for a perfect 5th. Major intervals generally sound bright and happy, whilst minor intervals are a semitone smaller and sound sadder.

Compound intervals are simply intervals larger than an octave. To work them out, subtract 7 from the interval number - so a major 9th is really just a major 2nd played much further apart.

Memory Trick: Use familiar songs as references - "Somewhere Over the Rainbow" starts with an octave leap!

Harmony and Chord Types

Triads are the most common chords you'll encounter, built from three notes: a root, a 3rd, and a 5th. There are four main types you need to recognise by ear.

Major triads sound happy, bright, and stable. Minor triads use a minor 3rd instead, creating that sad or serious feeling. Diminished triads sound tense and unstable, whilst augmented triads have an unsettling, mysterious quality.

The secret is that the quality of the 3rd (major or minor) has the biggest impact on whether a chord sounds happy or sad. This makes it the most important note to focus on when identifying triads.

Seventh chords add an extra layer of complexity. The most important is the dominant 7th (V7), which creates a strong pull back to the home chord. It's built from a major triad with an added minor 7th, giving it that distinctive "needs to resolve" sound.

Quick Check: If a chord sounds like it desperately wants to go somewhere else, it's probably a dominant 7th!

Inversions and Cadences

Inversions simply refer to which note of the chord is in the bass (lowest part). Root position has the root note in the bass and sounds most stable. First inversion puts the 3rd in the bass, creating a lighter feel, whilst second inversion has the 5th in the bass and sounds the most unstable.

Cadences are like punctuation marks in music - they're always two chords that end a musical phrase. Perfect cadences $V-I$ sound completely finished, like a full stop. Plagal cadences $IV-I$ also sound finished but gentler, often called the "Amen" cadence.

Imperfect cadences end on the dominant chord and sound unfinished, like a comma asking a question. Interrupted cadences $V-vi$ are the surprise ending - they trick your ear by going to the minor vi chord instead of the expected I.

For your exam, don't just memorise chord numbers - learn how each cadence feels. Under pressure, recognising the emotional effect is much more reliable than trying to analyse chord progressions.

Exam Strategy: Always listen to the bass line first when identifying inversions - it's your biggest clue!

Aural Recognition Techniques

When identifying intervals in your exam, start by determining if they're played together (harmonic) or separately (melodic). Hum both notes, then connect the sound to a song you know - this reference method is incredibly reliable under exam pressure.

For cadences, focus on the feeling of the final chord first. Does the music sound completely resolved and finished? If yes, it's either perfect or plagal. If it sounds unfinished or questioning, it's either imperfect or interrupted.

The bass line movement gives you additional clues. A V-I progression often moves by a leap of a 4th or 5th, whilst a IV-I progression typically moves by step.

Singing everything helps massively with internalising these sounds. Spend just 10 minutes daily with ear training apps, and always sing intervals and arpeggios rather than just listening passively.

Golden Rule: Don't panic if you don't get it on first listen - use the second playing to confirm your answer or focus on one specific element!

Exam Revision Summary

Melody is all about contour (shape) and intervals (distances between notes). Know your major, minor, and perfect intervals up to an octave, and remember that compound intervals are just regular intervals played more than an octave apart.

Harmony centres on chords supporting the melody. Master your triad recognition: major sounds happy, minor sounds sad, diminished sounds tense, and augmented sounds mysterious.

Inversions depend on which note is in the bass - root position sounds strongest, first inversion lighter, and second inversion most unstable.

Cadences are musical punctuation: perfect $V-I$ is a full stop, plagal $IV-I$ is a gentle "Amen," imperfect ending on V is a questioning comma, and interrupted $V-vi$ is a surprise exclamation mark.

Remember, the feeling of the music is often more reliable than technical analysis during exams. Trust your ears and the emotional responses these musical elements create.

Final Tip: Practice tracing melodic contours with your finger in the air - it helps visualise what you're hearing!