Silence is not just the absence of sound.

photo by
Thomas Leuthard
When singing as a group, there are several kinds of silence, each with its own quality.
Silence is not just the absence of sound.
When singing as a group, there are several kinds of silence, each with its own quality.
Inevitably, some singers will wait around doing nothing while the choir leader focuses on one of the other harmony parts.
Whether you teach by ear (as I do) or use sheet music, this will happen. However, there are ways of minimising this waiting time.