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WorksheetsConcrete Technology
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
What is the optimum temperature for curing concrete?
a)
70 to 90 Degrees F
b)
30 to 50 Degrees F
c)
80 to 100 Degrees F
d)
50 to 70 Degrees F
2.
The purpose of forming concrete is
a)
to confine the plastic mix in a certain area to allow it to shape and harden.
b)
let it cool
3.
Fine aggregate is typically less than______ inch diameter
a)
1/3
b)
1/4
c)
1
d)
3
4.
What is concrete made of?
a)
Mixture of sand, cement, water, aggregate and other additives
b)
Sand, cement and caliche
c)
Water, dirt, and addivtives
d)
I have no idea.
5.
How is concrete typically ordered?
a)
By the cubic yard
b)
By the Foot
c)
By the inch
d)
John Cena
6.
Which of these is NOT a step in Concrete Construction
a)
Level the area
b)
Rebar or reinforcing mesh
c)
Pour the concrete
d)
All are correct
7.
In concrete terms, what does CMU stand for?
a)
concrete main under
b)
concrete masonry units
c)
complete main unit
d)
construction mainly under
8.
Good forms add to the __________ of structures where the concrete is exposed.
a)
appearence
b)
strength
c)
color
d)
curing time
9.
Common types of materials for concrete forms are
a)
wood
b)
metal
c)
plywood
d)
all of the above
10.
To reduce pressure on concrete forms, pour the concrete
a)
slowly
b)
fast
c)
doesn't matter the speed
d)
as fast as you can
11.
Concrete has...
a)
great compression strength
b)
weak compression strength
12.
Concrete strength is often based upon
a)
Hardness of materials
b)
Water to cement ratio
13.
Concrete has...
a)
Weak tensile and shear strength
b)
Great tensile and shear strength
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