| 
Worksheetfor the beginning
level |  
 
2. What is one bad thing about dams?   
  
3. What are people dams made of? 
  
4. What are the three types of dams? 
  
5. From the side, what shape is a gravity dam?  
  
6. What is a buttress? 
  
7. What shape is the arch part of? 
  
  | 
            
	 
	 |