1.90410 · Section 1: Musical elements and the language of listening

Notation, intervals and transposition

Key learnings

Staff notation, clefs, key signatures
Staff notation writes pitch on a five-line stave; a clef fixes which lines are which pitches. 0410 uses treble (G clef, circles G4), bass (F clef, dots frame F3) and alto (a C clef whose middle line is middle C, read by the viola). Key signatures run up to four: G, D, A, E major (1-4 sharps) and F, B flat, E flat, A flat major (1-4 flats). A signature does not fix major or minor — each is shared by a major key and its relative minor (one flat = F major or D minor).
Note values and time signatures
Note values halve down the series: semibreve (4 crotchet beats), minim (2), crotchet (1), quaver (half), semiquaver (quarter), each with a matching rest. A dot adds half the value again (dotted minim = 3 beats); a triplet fits three equal notes into the time of two. The time signature groups beats: simple time divides each beat into two (2/4, 3/4, 4/4); compound time uses a dotted beat dividing into three (6/8, 9/8, 12/8). 6/8 is compound duple — two dotted-crotchet beats.
Intervals and transposing instruments
An interval has a number and a quality. Number: count letter names inclusively (C up to G = C-D-E-F-G = a 5th). Quality: perfect for unisons, 4ths, 5ths and octaves; major or minor for 2nds, 3rds, 6ths and 7ths, set by semitones (C-E, 4 semitones = major 3rd; C-E flat, 3 = minor 3rd) — augmented and diminished are beyond 0410. Transposing instruments sound a fixed interval below the written note; written to concert moves the note down, concert to written moves it up.

Common mistakes

Drawn from real examiner reports.

Interval number without the quality

Interval questions carry two marks: the number and the quality. Candidates win the first and lose the second by writing a third or a sixth with no major, minor or perfect — a bare number is half the name. Count letter names for the number, then semitones for the quality (C to A, 9 semitones = major 6th; C to A flat, 8 = minor 6th). Write it as quality + number.

Jun 2023 P1 Q23 — "third" gained a mark, few gained "minor"; Nov 2022 P1 Q21 — "sixth" credited, few "major sixth"

A 5th is perfect, never "major"

Only certain numbers take each quality. Perfect applies to unisons, 4ths, 5ths and octaves; major or minor applies to 2nds, 3rds, 6ths and 7ths. So "major 5th" or "perfect 3rd" is a contradiction that scores nothing — a plain 5th is simply a perfect 5th, and a 3rd is major or minor. Match the quality to the number before you write the interval name.

6/8 is compound duple, not triple

The bottom number names a note value, not a beat, so compound time is easy to miscount. 6/8 is compound duple: the six quavers group into two dotted-crotchet beats (1-2-3, 4-5-6), not three crotchet beats. In compound time each beat is a dotted note dividing into three; in simple time it divides into two. Feel 6/8 as a lilting two, like a jig.

Transposing the wrong direction

Transposing instruments sound below the written note, so direction matters. For the concert (sounding) pitch from a written note, move DOWN by the interval; for the written note from a concert pitch, move UP. Moving the wrong way loses marks — decide the direction first, then check it reads back correctly.

Dictation an octave too high

When dictating notes onto a stave, candidates very often get the pitch class right but write it a whole octave too high, and lose a mark for omitting a required accidental or natural sign. Check the octave, not just the letter name, and add every needed sharp, flat or natural — both are named, recurring sources of lost marks.

Jun 2022 P1 Q29, Jun 2023 P1 Q33, Nov 2023 P1 Q27 — pitch class right but written an octave too high; a missing accidental costs a mark

A key signature names two keys

Every key signature is shared by two keys — a major key and its relative minor, a minor 3rd below, with the same sharps or flats. One flat is F major or D minor; no sharps or flats is C major or A minor. The signature alone cannot tell major from minor: combine it with what you hear (a minor key sounds darker, settling on the minor tonic chord) and check the final chord.

Jun 2023 P1 B1 Q9 — D minor named as its relative major F major (same 1-flat signature) more often than correctly; Nov 2022 P1 — E minor misnamed G major

Exam tips

Intervals: number, then quality
Two steps, two marks. Count letter names inclusively for the number (C to G = a 5th), then semitones for the quality — perfect for 4ths, 5ths, octaves; major or minor for 2nds, 3rds, 6ths, 7ths. Write it as quality + number; never leave the number bare.
Keys: read the signature, then listen
Count the sharps or flats to fix the key signature, but remember it names a major key AND its relative minor. Use the sound — and the final chord or printed passage — to choose between the two before you commit to an answer.
Transposition: fix the direction first
Name the instrument's interval, then fix direction: B flat trumpet/clarinet sound a major 2nd lower, clarinet in A a minor 3rd, horn in F a perfect 5th, horn in E flat a major 6th. Written to concert moves down; concert to written up.
Rhythm: check the beat before totalling
A dot adds half the value again; a triplet fits three notes into the time of two. Before totalling the beats in a bar, check whether the time signature is simple (the beat splits into two) or compound (a dotted beat splits into three), or the bar will not add up.

Revision notes