**Schall**
**Definition**
Schall is the German word for „sound,” referring to vibrations that travel through a medium such as air, water, or solids and can be perceived by the human ear.
**Overview**
Schall encompasses all audible and inaudible acoustic waves generated by vibrating objects. These waves propagate as longitudinal pressure variations and are fundamental to communication, music, and various scientific applications. The study of Schall involves disciplines such as acoustics, physics, and engineering, focusing on wave behavior, frequency, amplitude, and speed in different environments.
**Properties of Schall**
Schall waves vary in frequency, determining pitch, and amplitude, influencing loudness. They can be reflected, refracted, absorbed, or transmitted depending on the medium. Human hearing typically ranges from 20 Hz to 20 kHz, while Schall also includes ultrasonic and infrasonic frequencies beyond this range.
**Applications**
Understanding Schall is essential in fields like audio technology, medical imaging (ultrasound), architectural design, and noise control. It also plays a critical role in natural phenomena and animal communication.
**Meta Description**
Schall is the German term for sound, describing vibrations that travel through various media and are perceived by hearing. It is studied in acoustics and applied in numerous scientific and technological fields.