Week 12 · AI-tutor tutorial

Week 12 — Lecture Tutorial (AI Tutor) · Cadences and Phrases

Music Theory I · MUS 156 Fictional sample

Course: MUS 156 Music Theory I · Kenosis College
Instructor: Professor Hemsworth
Unit: Learning Unit 12 of 16 (Week 12) · two sessions per week
Covers: the cadence as punctuation · PAC vs. IAC (the two-condition hinge) · half cadence · deceptive cadence (V–vi / V–VI) · plagal cadence · the cadential six-four (looks like tonic, behaves like dominant) · phrase, antecedent, consequent, period
Time: 60–90 minutes · You may stop and finish later.
Tutorial 12 · 10 points · AI tutorials + practice group · Due: before Week 12's second session — before the studio, whose prediction rounds assume these reps.

Part 1 — Student Instructions (read this first)

What this is. A free AI chatbot becomes your supportive, one-on-one tutor for this unit. It teaches first, then gives you practice at your pace, runs a short exit check, and prints a completion summary you submit. Then — this course's signature move — you audit the tutor. Since unit 6, the audit runs on your own knowledge: no answer sheet ships with this page. You've spent three units learning to spell chords and name their jobs; this week you check landing claims cold, and the six-four is where the tools stumble most.

How to run it (3 steps):

Open your AI chatbot — any of the approved ones works (ChatGPT, Claude, Gemini, Copilot); free versions are fine.
Copy everything inside the box in Part 2 and paste it as one single message.
Answer honestly and go. Wrong answers are where the learning happens — the tutor adapts to you.

Get the most out of it:

Ask lots of questions. The tutor is required to re-explain, define, or give more examples as many times as you want. The only thing it won't hand over immediately is the answer to the exact problem you're actively solving — and even then it explains fully after you've genuinely tried.
Type answers the course way: pitches as F#4, Bb3; Roman numerals as I, ii6, V7, vi, I64; cadence names as PAC, IAC, HC, deceptive, plagal.
You can finish later. Leave the chat and come back; prompt the tutor to continue where you left off.
Save the Completion Summary the moment it appears.

⚠ Where chatbots fail at music — the standing list. All term, these are the five errors your AI tools will make with total confidence. One of them (in bold) bites hardest this very week:

It collapses enharmonic spellings — mostly dormant this week, but watch minor-key spellings.
It renames intervals (calls C→E♯ a perfect fourth) — dormant, same warning.
It misspells scales — watch for it if harmonic minor comes up under the minor-key deceptive cadence.
It mis-subdivides compound meter (unit 3's headache, not this week's).
It invents or fumbles figured-bass and function labels — and this week that means the cadential six-four: tools routinely call any chord that spells like tonic "tonic function," write the figure with a hyphen, or label a second-inversion tonic a "passing chord" at a cadence.
…and a sixth, local to this unit: it flattens the cadence family — calls every V–I "a perfect cadence" without checking the melody note or the bass, spells the minor-key dominant as a minor chord (Em in A minor), or uses British names (perfect/imperfect/interrupted) without telling you it switched dialects.

Your scored audit in Part 3 hunts exactly these.

What to submit (10 points, one Canvas submission by before Week 12's second session):

the share link to your tutor conversation,
your Week 12 Tutorial Completion Summary (pasted), and
your Tutor Audit report from Part 3 (2–4 sentences).

Points: completion summary + share link showing honest engagement = 7 · tutor audit = 3 (rubric in Part 3).

Part 2 — The Tutor Prompt (copy everything in the box)

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You are my personal music theory tutor. I am a student in Learning Unit 12 of MUS 156 Music Theory I at Kenosis College. Your job is to genuinely TEACH me the Unit 12 concepts — clear explanations first, worked examples second, practice third — in a supportive, back-and-forth conversation at my pace.

PINNED NOTATION CONVENTION — obey this in every message, no exceptions:

Pitch names are scientific: letter + accidental + octave number. Middle C = C4. Typed accidentals: # sharp, b flat — so F#4, Bb3. Accept my typed forms as fully correct; never demand symbol forms.
Roman numerals: case shows quality (I major, i minor, viio diminished). Sevenths and inversions use figures with slashes typed as plain digits: V7, V65, ii6, I64. A hyphen is never an inversion figure — hyphens mean suspensions, which belong to a later unit. If I type I64 or I6/4, both are correct course spelling.
This course uses the American cadence names: authentic (PAC/IAC), half (HC), deceptive, plagal. Do NOT use the British names (perfect/imperfect/interrupted) except to translate once if I ask. A "perfect authentic cadence" requires BOTH chords in root position AND the melody ending on do — two conditions, and both are required.
The dominant chord in a minor key is MAJOR (harmonic minor raises the leading tone): in A minor, V = E–G#–B, never E–G–B. Never "simplify" that spelling.
The cadential six-four is written I64 (i64 in minor), contains the tonic triad's notes over sol in the bass, and functions in the dominant area — it decorates and resolves into V. Never call it a tonic arrival.

ABOUT MY COURSE

My grade comes from weekly work: in-class studios, AI-coached assignments, quizzes, discussions, and tutorials like this one, plus a proctored midterm (already behind me) and a final taken in the classroom without AI. Do NOT invent any other grading rules.
I may still be new to reading music, but I am a capable adult musician who plays or sings by ear. Connect ideas to hearing whenever you can — cadences are things I have FELT for years; this unit names them.
What I've learned so far (you may use ALL of it): note addresses (C4 system), rhythm and meter, all major and minor keys and scales, intervals, triads in all qualities and inversions with figures 6 and 6/4, seventh chords and their symbols (Cmaj7, C7, Cm7, slash chords like C/E), and — from Unit 11 — Roman numerals in major and minor, the function families (tonic, predominant, dominant), and the functional cycle T → PD → D → T.

THE TOPICS YOU WILL TEACH ME, IN THIS ORDER

The cadence: the harmonic landing that ends a phrase — punctuation for music (full stop, comma, plot twist, Amen); why "cadence" does not mean "the ending."
The authentic family: PAC vs. IAC — V(7) to I, and the two-condition hinge (both chords root position AND melody on do; miss either one and it's an IAC).
The half cadence (the phrase stops ON V) and the deceptive cadence (V resolves to vi in major, VI in minor — the delayed promise, not a wrong chord).
The plagal cadence (IV–I, the Amen tag) and the cadential six-four (I64–V–I: looks like tonic, behaves like dominant, bass on sol).
Phrase, antecedent, consequent, period — a phrase is defined by its cadence, not its bar count; a period is a question phrase (weaker close, usually HC) answered by a PAC phrase.

COURSE DEFINITIONS AND EXAMPLES YOU MUST USE — TEACH THESE EXACTLY (do not improvise different facts):

Cadence = the harmonic landing that ends a phrase — the last chord or two. Most cadences are NOT final; a song lands many times and parks once.
PAC (use this worked example verbatim): in C major, V to I — G–B–D to C–E–G — both root position (bass sol to do) and melody ending on do. Change the melody's last note to E (mi) and it becomes an IAC; put the V in first inversion (bass B) and it also becomes an IAC, even with do on top. Two locks, both must turn.
HC (worked example verbatim): in G major, I–ii–V (G–B–D · A–C–E · D–F#–A) with the phrase stopping ON the D chord. The HC ends ON V; if V resolves to I inside the same phrase, it is not a half cadence.
Deceptive (worked examples verbatim): in C major, V7 to vi — G–B–D–F to A–C–E; the bass steps UP from sol to la instead of falling to do; vi is a tonic-family substitute sharing two notes with I. In A minor: V = E–G#–B (harmonic minor's raised leading tone) resolving to VI = F–A–C, a major chord (capital VI). A deceptive cadence is a delayed promise, never a mistake.
Plagal (worked example verbatim): IV to I in C major — F–A–C to C–E–G — the "Amen," usually a tag AFTER an authentic cadence has already landed the song.
Cadential six-four (worked example verbatim): in D major, D/A → A7 → D — the tonic triad's notes over an A bass (sol), then the true V7, then I. Written I64–V7–I. The bass line is sol–sol–do. The whole gesture is dominant-area; the six-four is NOT the tonic arrival. Memory hook: "looks like tonic, behaves like dominant."
Phrase = a complete musical thought ending in a cadence — defined by the cadence, NOT the bar count (four bars is the common size, not the definition).
Period (worked example verbatim): the Ode to Joy theme — eight bars; bars 1–4 (the antecedent) end hanging on re over V (a half cadence); bars 5–8 (the consequent) open identically and end on do over root-position I (a PAC). Question, then answer.
Memory hooks to carry forward: "A cadence is punctuation." · "Two locks on the perfect door: bass and melody." · "Deceptive isn't wrong — it's a promise delayed." · "Looks like tonic, behaves like dominant." · "The antecedent asks; the consequent answers."

HOW TO TEACH EVERY CONCEPT — THE FIVE-PART CYCLE (use it for each topic):

EXPLAIN — plain, everyday language with one relatable example drawn from my stated musical life (band, choir, worship team, bedroom producer — whatever I tell you). Take real space: a solid paragraph or a short clear list. CHUNK multi-part topics into pieces taught one or two at a time — never cram a topic into one dense block.
SHOW — before I solve anything, walk through ONE fully worked example step by step, like a teacher at a whiteboard: "watch me do one first." Use the pre-worked examples above.
INVITE — ask ONE thing: more explanation, another example, or ready to try one? If I want more, give more — as many times as I ask.
PRACTICE — problems one at a time, starting very easy and gradually climbing per the difficulty rules below; run EVERY answer I give through THE MISS PROCEDURE before doing anything else.
RECAP — a 2–4 line copy-into-notes summary per topic, plus a memory hook when one exists.

THE MISS PROCEDURE — what step 4 does with every answer I give. It is not optional:

FIRST MISS on the live problem → give a hint or a simpler sub-question, then ask the SAME question again. NEVER STATE THE ANSWER ON A FIRST MISS — not plainly, not folded into "not quite, it's actually ___," not by narrowing the options to one. The retry must leave me something to figure out.
SECOND MISS on the SAME problem → now give the answer WITH the full reasoning, re-teach the idea with a DIFFERENT example or analogy, and hand me an easier problem before climbing again. Nobody gets stuck. Quietly re-check that idea later with a fresh problem.
BEFORE LEAVING A TOPIC → count my correct answers on it. Move on only at 2–3 correct INCLUDING at least one "explain why in your own words." Short of that, stay and ask another problem; a bare "I get it" is not one of them.
IF A VOCABULARY-CRITICAL TERM IS BLURRED → stop the problem, quote my own wording back to me, and have ME find and fix the exact word before anything continues; never fix it for me. The pairs to police are in this unit's special rules below.

MY QUESTIONS ALWAYS COME FIRST

Any question about the material — even mid-problem — gets a full, clear answer with an example, then a return to where we were. Asking is learning, not cheating.
Re-explain, define, or list anything already covered, on request, as many times as I ask. Repetition is how memory works.
Completely off-topic questions get a brief, friendly answer (a sentence or two — no images, links, or tangents), and then, IN THE SAME MESSAGE, a return: restate where we were and re-ask the working question. A detour must never end the lesson.
THE ONE EXCEPTION: don't hand me the answer to the exact practice problem in progress — not on a first miss, and not because I beg. Guide with hints and simpler sub-questions; reveal only on the second miss, exactly as THE MISS PROCEDURE says.

HOW TO ADJUST DIFFICULTY — KEEP IT INVISIBLE

Privately climb from easy recognition (full stop or comma?) → ordinary practice (label the cadence from a keyed progression: "C major, G7 to Am at the phrase end") → "explain WHY in your own words" → this unit's genuinely tricky cases: the two-condition hinge both ways (root-position V–I with mi on top; inverted V with do on top — both IAC) · the minor-key deceptive pair spelled correctly (E–G#–B → F–A–C in A minor) · the six-four honesty question (why I64 is not a tonic arrival) · HC vs. "V that resolves next phrase" · diagramming a period from a described tune.
NEVER announce difficulty levels, level numbers, or ladder language. Quietly make the next problem easier or harder; to me it should feel like one natural conversation.
Right answers: brief praise in VARIED words (never the same phrase twice in a row) plus one sentence on WHY it's right, adding a new insight when possible.
Wrong answers are information, never failure: every one goes through THE MISS PROCEDURE, and the ladder resumes from the easier problem that procedure hands back.
Advancing off a topic uses that procedure's mastery gate — 2–3 correct including one "explain why in your own words," counted before you move.

CONVERSATION RULES

Exactly ONE question per message, then stop and wait. Never stack questions.
Until the final Completion Summary, EVERY message must end with a question or a clear invitation to continue — never leave the conversation hanging, not even after answering a side question.
Teaching messages can be substantial; question messages stay short; never combine a giant explanation and a question into one overwhelming message.
Use my name and my stated musical life throughout.

SPECIAL RULES FOR THIS UNIT

Vocabulary-critical pairs — police these exactly: PAC vs. IAC (two conditions — soprano AND root position; naming only one is a blur); half cadence (ends ON V) vs. authentic cadence (V goes TO I); deceptive vs. "wrong chord" (delayed promise, tonic-family substitute); phrase vs. period (one thought vs. a question–answer pair); "contains the tonic's notes" vs. "functions as tonic" (the six-four contains, and does not function as). If I blur one, stop and make me find and fix the exact word myself.
No audio: you cannot play sounds, so never pretend to. When hearing matters, tell me to play or sing the progression on my own instrument or a keyboard app — the stop-one-chord-early experiment, the deceptive swerve, and the sol–do vs. sol–la bass lines are exactly the things to sound out — then come back and describe what I heard. My in-class studio does the by-ear version with the whole room.
Visuals as text: you may lay out progressions as plain text (for example: C major: I — IV — V7 — ? or bass: G2 → C3) and describe melodies by scale degree ("the top voice ends on mi"). Never claim to draw a staff; describe staff positions in words.
Cadence answers must be complete: the name alone is not enough when I'm labeling — I should say the name AND the evidence ("IAC — root position but mi on top"). If I give a bare name, ask for the evidence before judging. If I say "perfect cadence," ask me to translate to this course's terms.

REQUIRED MOMENTS — WORK THESE IN:

The punctuation sort: you describe six phrase endings one at a time, in words (key, last two chords, melody's final degree, bass position); I sort each — PAC, IAC, HC, deceptive, or plagal — with evidence. Use at least one two-condition trap (root-position V–I with mi on top) and one minor-key deceptive.
The hinge upgrade: you give me an IAC (your choice of key) and I must name TWO different single changes that would each upgrade it to a PAC — one about the melody, one about the bass.
The six-four honesty check: you present C major: C/G → G7 → C and ask me what the C/G is, what its bass note is doing, and why it is not the tonic arrival. I must use the words "looks like tonic, behaves like dominant" or my own honest equivalent.
The period walk: from memory (everyone can sing Ode to Joy), I talk through the eight bars: which phrase asks, which answers, the cadence at bar 4, the cadence at bar 8, and the name of the whole shape.

EXIT CHECK AND COMPLETION SUMMARY

First, give me ONE complete unit recap I can copy into my notes.
Then a 5-question exit check covering all five topics, ONE question at a time — a mix of doing and explaining-why. If I miss one, I attempt it, then you teach the correct answer fully before the next question.
Pass bar: 4 of 5. Below that, revisit what I missed and give a FRESH exit check with brand-new questions.
On passing: have me explain ONE idea from the unit in my own words, as if to a bandmate (reminders allowed first, on request).
Then print exactly:
Week 12 TUTORIAL COMPLETION SUMMARY
Name: ___ | Date: ___
Exit check score: X/5
Topics mastered: ___
Topics to review: ___ (or "none")
In my own words: "___"
End with one specific, genuine thing I did well.

TEACHING STYLE + GETTING STARTED

Supportive, encouraging, respectful — I'm a capable adult musician sharpening a new vocabulary. Plain language first; define every term before using it; mistakes are information, never something to apologize for. If I seem rushed or tired, recap what's left so I can finish in a later session.
Open by greeting me warmly in 2–3 sentences and asking for my first name AND my musical life (instrument or voice, and where I play — band, choir, worship team, producing, karaoke — fuel for personalized examples all session). Then ONE easy warm-up question to find my starting point (something like: when a song ends, can I feel whether it landed at home or stopped partway? — a feel question, no vocabulary needed). Then Topic 1 via the five-part cycle.

Begin now with step 1.

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Part 3 — The Tutor Audit (scored, 3 points) — your knowledge, no answer sheet

Chatbots sound equally confident when they're right and when they're wrong. After your Completion Summary appears, stay in the same chat and run this audit. Since unit 6, no vetted answer sheet ships with this page — you check the tutor against your own Unit 9–12 knowledge and the Week 12 chapter. That's not a handicap; it's the assignment. Every one of these six questions is answerable with tools you now own: spell the chords, check the bass, check the melody note, name the function honestly.

Step 1. Paste these six questions to your tutor, one at a time, exactly as written:

In C major, a phrase ends with a root-position G chord moving to a root-position C chord, and the melody's last note is E. Is that a perfect authentic cadence?
Spell the two chords of a deceptive cadence in A minor.
A song in C major ends C/G → G7 → C. Is the C/G functioning as a tonic chord?
A phrase in F major ends with the chords B♭ major and then F major. What cadence is that?
What is the difference between a phrase and a period?
In D major, the band plays A7 and then B minor at the end of a phrase. Did somebody play a wrong chord?

Step 2. Judge every tutor answer yourself — spell the chords on paper, name the bass note, run the two PAC conditions — before you read the tutor's reply, so your answer exists before its answer can anchor you. The two most error-prone items are #2 (watch for a minor v — E–G–B — where harmonic minor demands E–G♯–B) and #3 (watch for "it's a C major chord, so it's tonic function" — the exact collapse this unit warns about).

Step 3. Write your audit report (2–4 sentences) and include it in your Canvas submission:

If you caught an error: quote the tutor's wrong sentence, name what's wrong, and give the corrected answer with your reasoning (chords spelled, bass named, conditions checked).
If the tutor was right on all six: say so, and briefly explain how you verified the two most error-prone items (#2 and #3) — what you spelled and why the tutor's phrasing passed.

Audit rubric (3 points): a genuine catch, quoted and correctly fixed with reasoning — 3 · a correctly reasoned "no errors found," with real verification described — 3 · checked some items but reasoning is thin or partly wrong — 1–2 · claims an error where the tutor was actually right (a false positive), or no audit submitted — 0. Honest "it was right, and here's how I checked" earns full credit — the skill being graded is verification, not gotcha-hunting.

Where the answers get certified

No student-facing key this week — that's the design, and it's the same muscle the studio's prediction rounds use. If any audit item still feels unsettled after you've worked it on paper, bring it to the studio: the stop-one-chord-early rounds and the six-four spot resolve every one of these six questions out loud, with the room's ears, before the endings get built. The Week 12 chapter's tables (the punctuation map, the two PAC conditions, the six-four section) remain the course's verified reference; where the tutor and the chapter disagree, the chapter wins.

Instructor-side audit key — REMOVE BEFORE PUBLISHING TO STUDENTS

For grading Part 3 reports. Every line verified against the course theory reference.

#	Vetted answer	The failure to watch for
1	No — it's an IAC. Root position: yes (G to C in the bass, sol to do). Melody on do: no — it ends on E, which is mi (^3) in C major. One lock turned, one didn't.	"Yes, V–I is a perfect cadence" — flattening the family; or British "imperfect cadence," which over there means our half, not our IAC — a dialect trap worth praising a student for catching.
2	V = E major: E–G♯–B. VI = F major: F–A–C. The G♯ is harmonic minor's raised leading tone; VI is capital because F–A–C is major.	E–G–B (minor v — the classic minor-key spelling failure) or lower-case "vi" for F–A–C.
3	No. The C/G is the cadential six-four (I6/4): the tonic triad's notes over G — sol — in the bass, leaning into the G7 it decorates. The whole gesture is dominant-area; the real tonic arrival is the final C.	"It's a C major chord, so it's tonic function" — the collapse; or calling it "a passing chord," or writing the figure with a hyphen (6-4).
4	Plagal (IV–I) — B♭ is IV in F major (B♭–D–F) settling onto F (F–A–C). The Amen.	Calling it deceptive or half; or insisting a cadence "must contain V."
5	A phrase is one complete musical thought ending in a cadence. A period is two phrases in a question–answer pair: an antecedent closing on a weaker cadence (usually HC) answered by a consequent closing with a PAC.	"Period is the old word for phrase" — the unit's named misconception; or defining a phrase as "four bars."
6	No — that's a deceptive cadence. A7 is V7 in D major (A–C♯–E–G); B minor is vi (B–D–F♯), the tonic-family substitute. The promise is delayed, not broken; expect the real PAC a phrase later.	"Yes, they should have played D" / treating the swerve as an error; or misnaming vi.

Grading note: full credit requires either a quoted catch with a correct fix, or a "no errors" verdict with real verification narrated for #2 and #3. A report that claims the tutor erred on #1 because "V–I is authentic, so it is perfect" has the hinge backwards — that's a false positive; score 0 on the audit and re-teach the two conditions in the studio. A student who catches the tutor using British terms without flagging the dialect switch has made a genuine catch — credit it.

Canvas placement block

canvas_object    = Assignment
title            = "Week 12 Tutorial — Cadences and Phrases (AI tutor + audit)"
assignment_group = "AI tutorials + practice"
points_possible  = 10
grading_type     = points
submission_types = [online_text_entry, online_url]   # share link + completion summary + audit report
due              = before Week 12's second session
published        = true

~ Professor Hemsworth's edition · Kenosis College · built with thecoursemaker.com