What is silence generally used to describe?

Usually used to describe the quietness and tranquility of an environment or scene.

It can be said that the environment is quiet when there is no one around to talk or other sounds. Silence can also be used to describe inner peace and tranquility, indicating that there is no other thoughts and inner peace. In literary works, silence is often used to describe a quiet night, an uninhabited wilderness or a quiet natural landscape.