Syncopation is the unexpected placement of accents. A rest is a point of silence. Tempo is the speed at which music is performed. Tempo is indicated by a metronome marking. Dynamics Dynamics indicate the loudness or softness of sounds in music.
Dynamics are always relative indications dependent on context.
Timbre Timbre is the characteristic sound of a particular voice, instrument, or ensemble. Form Form is the organizing structure of a piece. Sections are usually labeled A, B, C, D, etc. Ternary is the most common form and is a balanced application of repetition and contrast. The 32-bar song form AABA is a variation of the ternary form.