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Add a bass that states the harmony

About 24 minutes · 4 reading + 20 practice and checks
Time includes reading, practice, and questions. Extra videos or further study are optional.
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An original eight-bar melody arrangement with triads, a checked bass part, two voice-leading choices and a score or note-grid plus optional free notation playback.

Keep your working files in your own notebook or software. Save a private description, checklist, and work link in My Proof.

What to include

  • Supply eight melody/chord/bass bars with explicit pitches, octaves and durations.
  • Construct major/minor triads and identify root/third/fifth.
  • Annotate strong-beat fit and intentional nonchord tones.
  • Compare two upper-voice options with movement/common-tone evidence.
  • Provide 100 word choice note and honest playback/export method.

Review and revise

Use these criteria to check your work and choose what to improve.

  • Harmony: triads/membership are correctly identified.
  • Parts: bass/register/duration are reproducible.
  • Comparison: alternatives have exact note evidence.
  • Scope: stylistic judgments and unperformed playback remain distinct.
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Before you begin

The idea in everyday life

Begin with one root whole note per 4/4 bar in a lower register. This exposes the harmony without adding rhythmic complexity. Later inversions can place a third or fifth in the bass; label them accurately. In the paper note grid, specify octaves and duration so a bass entry cannot be mistaken for another melody tone.

The idea

Bass is the lowest sounding line, not necessarily the chord root.

Follow along

Add a bass that states the harmony — worked practice

Bass is the lowest sounding line, not necessarily the chord root.

Original bass: C3|G2|A2|F2|C3|F2|G2|C3, each a whole note. Melody bar 1 E4, G4, E4, C4 has four quarter notes totaling 4 beats; bass C3 holds 4 beats too. Replacing bar 2 G2 with B2 uses a G triad third in the bass, so the voicing is an inversion rather than root position; write G/B if using a chord symbol.

  1. 1. 4.1 Add

    Add a separate bass row with the supplied root/octave for each bar. Keep it below the melody register in this simple study.

    You should see: The bass is a distinct lower line.

  2. 2. 4.2 Add

    Label every bass note as a whole note lasting four quarter-note beats. Reconcile melody and bass durations by bar.

    You should see: Both parts total 4 beats per bar.

  3. 3. 4.3 Add

    Create a copied bar 2 with B2 instead of G2. Identify B’s role in G–B–D and label the inversion rather than renaming the chord B major.

    You should see: B is the third of G, not evidence of B major.

  4. 4. 4.4 Add

    Compare root-bass and inversion versions using a note grid or optional free playback. Record the actual method and preserve both parts.

    You should see: The comparison uses supplied notes.

Now change one thing

A4/4 bass bar contains two half notes. How many quarter-note beats do they total?

Your work

What to finish

An eight-bar bass line and one correctly labeled inversion.

Common mistake

Watch for this

Renaming a chord by its lowest note without checking its full pitch content.

How can I tell I understand it?

You can state bass pitch, chord root and duration separately.

Try 3 questions

Quick knowledge check

Answer all 3 questions. Get at least 2 right and the lesson completes automatically.

Not yet passed

You’ll get an explanation for each answer. Signed in? Your results save to your account.

1In G/B with tones G, B, D, what is B?
2Four quarter notes and one whole note each span what in this 4/4 study?
3Which notation most clearly distinguishes bass from melody?
0 of 3 answeredApply the lesson to a short question, then review the explanation.
4
Finish this lesson

Pass the check. We’ll save the progress.

Answer all 3 questions above and get at least 2 right. You can review the explanations and try again.

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Sources and further reading

Explore the references behind this lesson.

MuseScore official handbook: Multiple Voices
Source & access notes · checked 2026-10-01

Read independent musical lines and opposing-stem notation; playback/native editor is optional and not falsely reported tested.

Access: Public page text or PDF was opened and read through the web reader on 2026-10-01; no signup required for reading.

Reuse: Linked for further study. All LifeStarter scenarios, samples, assets and assessments are original; no source exercises or artwork are copied.

University of Puget Sound: Introduction to Triads
Source & access notes · checked 2026-10-01

Read institutional primary teaching text on stacked thirds, root/third/fifth and triad qualities; all melodies/chord grids here original.

Access: Public page text or PDF was opened and read through the web reader on 2026-10-01; no signup required for reading.

Reuse: Linked for further study. All LifeStarter scenarios, samples, assets and assessments are original; no source exercises or artwork are copied.

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