Which building member is usually vertical and loaded in compression?
A. beams
B. steel bar joists
C. columns
D. I-beams
Answer: C
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The matric potential is due to the attraction of water molecules to soil solid surfaces
Indicate whether the statement is true or false
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An HVAC technician should red a plan from right to left.
Answer the following statement true (T) or false (F)
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BAC is expressed in:
a. ounces of alcohol in your blood b. percentage of alcohol in your blood c. percentage of blood to alcohol
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Overextension of the fly section of an extension ladder is prevented by _____.
a. locks b. stops c. guides d. pawls
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