Compléter Sound and its propertiesVersion en ligne Fill in the gaps activity related to sound and its properties par fran musicalarcos 1 high duration pitch decibel amplitude quiet dynamics frequency short loud properties timbre pitch sound loudness Each has four : pitch , duration , dynamics and . According to the a sound can be or low , according to the it can be long or ; according to the it can be or soft / The depends on the of the vibration . The dynamics depends on the of the wave . The system used to measure the is the system .