Speech dominates in the majority of learning situations. Hearing and being heard are therefore of vital importance.
- where one person talks to many.
A calm environment makes work requiring concentration easier and contributes to better learning.
Low sound levels reduce stress and invoke calm.
- where many people speak at the same time and where the work requires concentration as well as communication.
- where solo singing, choral singing, and acoustically and electrically amplified music take place.