TheWorksheets.com

Unit 2. Lesson 5. Noise Pollution - USF

greater distance. Thus, there is more air to attenuate the sound, and perhaps the student is intercepting a smaller part of the sound wave. Thus, not receiving it in its entirety, and gettin g only part of the sound. Sound travels in all directions. Sound waves spread over volume, not area. increasing distance from origin air location 1 location 2