Sauvain, Philip. <br/><br/>
Motion / 
by Philip Sauvain. 
 - Oxford :  Heinemann,  1991. 
 - 48 p. :  ill., col ;  25 cm. 
 - way it works .
 - The way it works .
<br/><br/> Shows hoe we use motion to lift things, measure weight and move around. 
<br/><br/><label>ISBN: </label>0431007500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motion.