MUS 101 Lecture Notes - Lecture 2: Hemiola, Duple Coachbuilders
29 Apr 2023
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Music is moved forward in time by rhythm. Rhythm is associated with the duration of notes and rests in music. The beat is the basic unit of rhythm, a regular pulse that divides time into equal segments. We perceive stronger beats as accented beats. Meter is marked off in measure (beats). Measures are divided into measure (bar) lines. The downbeat is the first beat in each measure and receives the strongest accent. Duple meter alternates a downbeat with a weak beat. 1 strong downbeat ; 3 half strong; 2/4 weak beats. In simple meters each beat is divided into two. In compound meters, each beat is divided into 3. Syncopation is a deliberate upsetting of the normal pattern of accents, a shifting of the accent from the strong beat to a weak beat or offbeat (in between the strong beats). Polyrhythm is the simultaneous use of rhythmic patterns that conflict with the underlying beat (ex.
