Boothroyd, Jennifer,  1972- <br/><br/>
Loud or soft? high or low? :  a look at sound / 
Jennifer Boothroyd. 
 - Minneapolis, MN :  Lerner,  c2011. 
 - 32 p. :  col. ill. ;  27 cm. 
 - Lightning bolt books. Exploring physical science .
 - Lightning bolt books.  Exploring physical science. .
<br/><br/>Includes bibliographical references (p. 31) and index. 
<br/><br/>What is sound? -- How sound travels -- Pitch -- Volume -- How sounds are made. 
<br/><br/> Photographs and text provide a scientific introduction to sound, explaining what sound is, how it travels, how sounds get made. 
<br/><br/> 3.0.  K-3  Follett Library Resources. 
<br/><br/>
<br/><br/><label>ISBN: </label>0761360913 
<br/><br/><label>LCCN: </label>2010017065 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sound.<br/>Sound waves.
<br/><br/><label>LC Class. No.: </label>QC225.5  / .B648 2011 
<br/><br/><label>Dewey Class. No.: </label>534  [E]