Sound and qualities

Sound is something that you can hear. The sound can be pleasant or unpleasant, if the sound is unpleasant it is called noise. The sound is represented by waves.
The absence of sound is silence.




Qualities of sound:

Duration: It describes when a sound is long or short. We represent de duration with note values and rests. Also we represented with the time signature (compases).

Pitch: It describes when a sound is high(er) or low(er). It's represented with notes and G clef or F clef and with notes.

The notes are representing on the staff  (group of four spaces and five lines):

Intensity: It describes when a sound is loud or quiet.

Timbre