The audio titled "Return Boom" begins with the distinct sound of a boomerang whirling through the air. You can perceive it being thrown, soaring effortlessly in a wide arc before returning back to its starting point. It's an echo of a sound effect, a harmonious blend of real-world physics and audible wonder. The audio sample is brief, but its impact is long-lasting, much like the boomerang it represents. Amid the silence, the resonant boom of the returning boomerang reverberates, leaving a lingering echo. The effect is both startling and mesmerizing, encapsulating the essence of a boomerang's journey in a simple, yet powerful audio experience. The sample is a perfect representation of 'sfx' (sound effects), using sound to paint a vivid picture of a boomerang's flight and return.