Sound study guide Crossword
            
            
            
            
            
            
            
            
            
            
            
 
 
Down: 1) Rapid back and forth motion of air or other mater 2) Energy of vibrations 3) This unit of measurement is used to express the intensity of a sound Across: 4) The number of waves passing a point in one second5) The part of a presure wave where the vibrating particles are far apart 6) A part of the head
 

 

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