In the Unit Sound students investigate concepts related to sound. The unit is divided into 3 subunits for different school levels. The subunits can be used independently or sequentially.
Subunit 1 Exploring Sound introduces the basics of physics of sound for the lower secondary school level.
Subunit 2 String instruments and wind instruments focuses on concepts which are related to sound in the context of musical instruments and is meant for the higher stages of secondary school level.
Subunit 3 Human speech is an extension for the higher secondary school level and focuses on concepts related to human speech and its analysis.
This unit is enriched with many ICT activities in which a sound sensor, an interface and software are used to record sound and to analyse the resulting sound waveforms.