Name: 
 

Chapter 9



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

A hollow unit is one in which the cross-sectional area of the cells is ____ of the overall cross-sectional area of the unit.
a.
between 5-10%
c.
more than 25%
b.
more than 10%
d.
no less than 50%
 

 2. 

____ CMUs have one or more rough, exposed aggregate, three-dimensional faces.
a.
Ground face
c.
Fluted
b.
Stone face
d.
Split face
 

 3. 

Heavyweight CMUs may contain ____.
a.
crushed limestone
c.
clay
b.
expanded shale
d.
pumice
 

 4. 

____ CMUs are ideal for walls requiring to be sanitized.
a.
Fluted
c.
Ground face
b.
Split face
d.
Exposed aggregate
 

 5. 

____ CMUs contain the natural texture of crushed stone or small pebbles.
a.
Ground face
c.
Fluted
b.
Exposed aggregate
d.
Glazed
 

 6. 

____ units are used either as anchored veneer or through-wall application.
a.
Sound-absorbing
c.
Lightweight
b.
Glazed
d.
Stone face
 



 
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