Unit 3 · Lesson 1 of 4 — IB MYP: Personal and Cultural Expression · Communication
What Is a Musical Phrase?
A phrase is a musical thought. Like a sentence, it has direction and a point where it feels as though it pauses or finishes.
In this lesson
Learning Targets
Each section below is labeled with the target it teaches. The questions and your Noteflight task practice every target.
Target 1Locate a phrase ending by listening for a pause, longer note, rhythmic stopping point, or sense of arrival
Target 2Explain why one ending sounds complete while another sounds unfinished
Target 3Identify repeated material that connects two phrases and changed material that separates them
IB MYP connection
Command terms: IDENTIFY · EXPLAIN
IdentifyExplain
Learner Profile · ATL
Communicator · Thinker — Thinking: shape musical ideas that create tension and resolution, like a conversation in sound.
Task
Use what you're learning to notice this in the music you already know, and be ready to apply it in your next Noteflight task.
Inquiry: How can you tell, just by listening, where one musical phrase ends and another begins?
Reflect: What did “What Is a Musical Phrase?” teach you about your own composing choices?
Key words
Words you will use today
Phrase
A complete musical thought. It moves in a direction and reaches a point where it pauses or finishes. Many phrases in songs and classical themes are four measures long, but length varies.
Phrase ending
The point where a phrase pauses or finishes. It can be open (unfinished) or closed (finished), as in Unit 1.
Rhythmic stopping point
A place where the rhythm stops moving: a longer note or a rest arrives after a stretch of shorter notes.
Repeated material
Music from an earlier phrase that comes back: the same pitches, the same rhythm, or both. It connects phrases.
Changed material
Music that differs from the earlier phrase. It separates phrases and gives each one its own job.
The musical sentence
Target 1
Four signals that a phrase is ending
A phrase is a complete musical thought. Like a spoken sentence, it has direction and a point where it pauses or finishes: the phrase ending. You can locate a phrase ending by listening for four signals. In real music they usually work together, and the more of them line up, the stronger the ending sounds. Listen for the signals rather than counting measures: phrase lengths vary.
01
A longer note
After moving in quarter and half notes, “Amazing Grace” holds G for a full measure, the longest value in the phrase. The motion stops on that note, and the listener hears the thought pause.
“Amazing Grace” (NEW BRITAIN), first phrase, in C. The held G (orange) ends the phrase.02
A rhythmic stopping point
For three measures, “Ode to Joy” moves in steady quarter notes, like measure 3 below. Measure 4 breaks that pattern: a dotted quarter, an eighth, and a half note. The rhythm tells you the phrase is stopping before you even think about the pitch.
Beethoven, “Ode to Joy,” phrase 1, mm. 3–4 (in C). Orange = the rhythm that stops the phrase.03
A rest
A rest at a phrase ending works like a breath: the sound stops, and the listener hears the thought end. Every note in this example is a quarter note, so nothing in the note values separates the phrases. The half rests in measures 2 and 4 do that job, and you hear two short phrases instead of one long line.
Original example: two 2-measure phrases. The half rests (orange) mark each ending.04
A sense of arrival
The strongest signal is landing somewhere that sounds like a goal, above all the home tone. “Joy to the World” descends a full octave and lands on C with a half note, its longest note so far. Longer note, stopped rhythm, and arrival on home all line up.
“Joy to the World” (Mason), opening: arrival on the home tone C (orange).
Complete or unfinished
Target 2
Every ending is a pause, but not every pause is a finish
A phrase ending always pauses. What it does not always do is finish. In Unit 1 you learned the difference: a closed ending lands on the home tone and sounds finished; an open ending stops on another pitch and sounds unfinished. To explain why an ending sounds one way or the other, name the evidence: the final pitch, how the melody approaches it, where it lands in the measure, and how long it is held. Mozart wrote the theme below in 2/4, which works like the meters in Unit 2: two quarter-note beats per measure.
01
Unfinished: phrase 1
The first phrase of Mozart’s theme (the tune known as “Twinkle, Twinkle, Little Star”) leaps from C up to G, climbs to A, and settles back to G, held for a full measure. The long note creates a clear pause, but G is not home, so the phrase sounds like it has more to say.
Mozart, Variations on “Ah, vous dirai-je, maman,” K. 265, theme, mm. 1–4. Open ending on G.02
Complete: phrase 2
The second phrase uses exactly the same rhythm, so rhythm cannot explain the difference. It descends by step, F–E–D–C, and holds C on the downbeat of the last measure. Home tone, stepwise approach, strong beat, long note: every piece of evidence points to a finish.
Mozart, theme, mm. 5–8. Closed ending on the home tone C.
How phrases relate
Target 3
Repeated material connects; changed material separates
When a melody has two or more phrases, listeners compare them. Repeated material (the same pitches, the same rhythm, or both) makes phrases sound like they belong together. Changed material separates them and gives each phrase its own job. Composers decide how much to repeat and exactly what to change.
01
Repeat almost everything
The second phrase of “Ode to Joy” repeats the first phrase’s first three measures note for note. Only the last measure changes (orange). The repetition connects the phrases so tightly that the one changed measure, the ending, becomes the whole point.
Beethoven, “Ode to Joy”: mm. 3–4 of phrase 1, then mm. 3–4 of phrase 2 (mm. 1–2 also match). Orange = changed material.02
Repeat the rhythm, change the pitches
Mozart’s third phrase keeps the rhythm of phrases 1 and 2 exactly, which ties the whole theme together. But it starts on G instead of C, descends the whole way, and ends open on D. The changed pitches tell the listener that a new section has begun.
Mozart, theme, mm. 9–12. Same rhythm as phrases 1–2; orange = changed pitches.
Worked analysis
Target 1Target 2Target 3
Locating and comparing three phrases
Here are the first three phrases of Mozart’s theme. Orange notes mark each phrase ending. (Mozart then repeats phrase 3 and brings back phrases 1 and 2 to finish the theme.)
Mozart, Variations on “Ah, vous dirai-je, maman,” K. 265, theme, mm. 1–12 (in C). Orange = phrase endings.
Phrase
Ending
Material
1 (mm. 1–4)
Half note after steady quarters; open, on G
Sets up the rhythm and the idea
2 (mm. 5–8)
Same stopping point; closed, stepping down to C
Repeated rhythm; changed pitches descend to home
3 (mm. 9–12)
Same stopping point; open, on D
Repeated rhythm; changed pitches start on G
Model description: Mozart’s theme is built from four-measure phrases, and each ending is marked the same way: steady quarter notes stop on a held half note. Phrase 1 climbs to A and pauses on G, an open ending. Phrase 2 repeats the rhythm but descends by step to C, so the first two phrases work as a pair: unfinished, then complete. Phrase 3 keeps the rhythm, which connects it to what came before, but its new starting pitch and its open ending on D separate it and signal that the theme has moved into a new section.
Notice what the description does: it locates each ending, names the evidence (the signals and the final pitch), and says what is repeated and what changes between phrases. That is the standard for your own analysis.
Check your understanding
Try it before you compose
Pick an answer for each question. You will see right away whether you are correct and why.
0 of 6 correct
1Listen only. How many phrases do you hear?
Target 1
2Where does the first phrase of this melody end?
Target 1
3In the worked analysis, why does phrase 2 of Mozart’s theme sound complete while phrase 1 sounds unfinished?
Target 2
4Compare phrases 1 and 2 of “Ode to Joy.” Which statement correctly identifies the repeated and changed material?
Target 3
5Listen, then choose which excerpt you heard.
Target 3Target 1
A
B
6A classmate writes: “Phrase 1 of Mozart’s theme ends because the last note is long.” What is the most important thing missing?
Target 2
Take it to Noteflight
Phrase-ending lab
Build one phrase with three different endings so you can hear what each ending signal does. As in Unit 1, keep everything except the ending identical, so the ending is the only variable.
Your Noteflight task
Write a 3-measure opening in 4/4, then complete it three times as three 4-measure phrases (mm. 1–4, 5–8, and 9–12), changing only the fourth measure. Version A ends on a pitch other than C with a held note; Version B ends on a pitch other than C followed by a rest; Version C steps to C and holds it. Play all three, rank them from most unfinished to most complete, and write 2–3 sentences explaining your ranking and identifying the material the versions share and the material that changes.
End on a pitch other than C and hold it longer than anything before it.
For example“Amazing Grace”
Version BTarget 1
Rest
End on a pitch other than C, then a rest: the silence marks the pause.
For exampleOriginal example
Version CTarget 2
Arrival
Step to C and hold it. This should be the only version that sounds finished.
For exampleMozart, theme, phrase 2
All threeTarget 3
Same opening
Measures 1–3 are identical in every version; only the fourth measure changes.
For exampleBeethoven, “Ode to Joy,” m. 3 of both phrases
2While you build
▶
Target 1
Play each version and mark the beat where you hear the phrase pause. Name the signal (longer note, rest, rhythmic stopping point, arrival) that made you hear it.
✎
Target 2
Rank the three endings from most unfinished to most complete. Explain each ranking with evidence: the final pitch, how it is approached, and how long it lasts.
=
Target 3
Label the repeated material (the shared opening) and the changed material (each ending) in your written notes.
3Noteflight tip
To reuse an opening, select its measures and copy (⌘ C on a Mac, Ctrl C on Windows or a Chromebook). Click the measure where the copy should start and paste (⌘ V / Ctrl V).
4Check your own work
0 of 6 checked
Finish the Noteflight work above, then mark this lesson done when you finish.