A student takes notes in class. Sound Waves I. Created by a vibration A. Vibration: something that causes air molecules to move back and forth quickly and steadily II. Move through a medium A. Solid B. Liquid C. Gas Which line of her notes contains an error? I I A II B II C.

Mrs. woods would like to see speed bumps installed along a road that passes through a retirement community. who should she talk to in order to have the problem addressed quickly? a) the town council b) the police chief c) her united states senator d) her congressional representative