Viola (instrument)

The viola is a bowed string instrument slightly larger than the violin, tuned a fifth below it and known for its warm, mellow timbre. It plays a central role in orchestras, chamber ensembles, and solo repertoire.

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Note (music)

A musical note is a written symbol that represents a specific pitch and duration in Western music notation. It combines visual elements to convey how a sound should be performed, serving as the basic building block of melodies and rhythms.

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Ionian mode

The Ionian mode is the diatonic scale that corresponds to the modern major scale, built on a sequence of whole and half steps (W‑W‑H‑W‑W‑W‑H). It serves as the first mode of the seven traditional church modes and is foundational in Western tonal music.

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Major third

A major third is a musical interval spanning four semitones, defined by a frequency ratio of 5:4 in just intonation and 400 cents in equal temperament. It forms the upper structure of major chords and is a cornerstone of Western tonal harmony.

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Sustain Pedal

The sustain pedal, also known as the damper pedal, is a foot-operated lever on piano and keyboard instruments that lifts the dampers, allowing strings to vibrate freely. This creates a resonant, lingering sound that shapes musical expression across many genres.

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