Lesson 1

Are You Ready?

In the SI system, common units of volume include the following:

• cubic centimetre (a cube 1 cm on each side; cm3)
  
  
• cubic millimetre (a cube 1 mm on each side; mm3)
  
  
• cubic metre (a cube 1 m on each side; m3)

In the imperial system, some common volume units include the following:

• cubic inch (a cube 1 in on each side; in3)
  
  
• cubic foot (a cube 1 ft on each side; ft3)
  
  
• cubic yard (a cube 1 yd on each side; yd3)

1.  
   1. This object is composed of small cubes. How many small cubes are there altogether? Answer
      
      
       
      
      
       
      PhotoObjects.net/Thinkstock
      
      
   2. If each small cube measured 1 cm on a side, what would the volume of the object be? What would the surface area, including the base, be? Answer
      
      
   3. If each small cube measured 1 in on a side, what would the volume of the object be? What would the surface area, including the base, be? Answer
      
      
2. Which is larger—a cubic yard or a cubic metre? How do you know? Answer
   
   
3. Another name for 1 cm3 is a millilitre (1 mL). What is the volume of 1 L of milk in cubic centimetres (cm3)? Answer
   
   
    
   
   
    
   iStockphoto/Thinkstock
   

If you answered the Are You Ready? questions without problems, move on to Discover.

If you found the Are You Ready? questions difficult, complete Refresher to review these topics.