Beams are usually visualized as
A. vertical
B. horizontal
C. bent
D. angled
Answer: B
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In order for leaves to be the houses for photosynthesis factories, they must be held erect or ____, and
water helps to puff up cells so that this work can be done.
a. tight c. upright b. turgid d. horizontal
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How many men died as soldiers in the Great War?
a. more than two million b. more than five million c. more than seven million d. more than nine million
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Joint sealants that have excellent flexibility and elongation properties are classified as _____
a. polymeric b. thermoplastic c. elastomeric d. hydrostatic
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The liquid level in a bubbler system is sensed by ____ switches.
A. float B. microwave C. rod D. pressure
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