Interior acoustics refers to the study of sound behavior within enclosed spaces, focusing on how sound waves interact with surfaces and materials. This field examines factors such as sound reflection, absorption, and diffusion, which can significantly affect the quality of sound in environments like concert halls, classrooms, and offices. Effective interior acoustics design aims to enhance sound clarity and reduce unwanted noise. Techniques include using acoustic panels, soundproofing materials, and strategic room layouts. By optimizing these elements, spaces can achieve better auditory experiences, making them more suitable for activities like music performance, speech, and communication.