Title: Presentaci n de PowerPoint Author: Paulina James Last modified by: MC Created Date: 5/24/2002 1:46:00 AM Document presentation format: Presentaci n en pantalla
Title: Physics Subject: Chapter 25 - Vibrations and Waves Author: Dr. Mark Ewoldsen Last modified by: Mark Ewoldsen, Ph.D., 'Dr.E' Created Date: 8/27/1998 4:32:41 AM
When something is making a steady sound then it must be vibrating to push the ... When the frequency of a sound doubles we say that the pitch goes up an octave. ...