Answer:

Rhythm - the systematic arrangement of musical sounds principally according to duration and periodic stress

Notes - a note is a symbol denoting a musical sound. ... Notes can represent the pitch and duration of a sound in musical notation. A note can also represent a pitch class.

Rest - A rest is a musical notation sign that indicates the absence of a sound. Each rest symbol and name corresponds with a particular note value for length, indicating how long the silence should last.

Explanation:

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