This type of plastic material can be heated and formed by pressure, and the shape can be changed by reheating.
a. plastic
b. polymers
c. thermoplastic
d. thermoset
c. thermoplastic
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When individual trees are identified as having superior phenotypic characteristics, they are designated as ________ trees.
Fill in the blank(s) with the appropriate word(s).
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Electrical licensing requirements are set by _____.
a. NCCER b. states or municipalities c. DOL d. OSHA
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____, one type of commonly used drawing that illustrates materials and how they fit together, cut through an entire building or structure.
A. Full sections B. Partial sections C. Offset sections D. Overall sections
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There are three basic types of DC motors: the series, the shunt, and the ____.
A. compound B. winding C. armature D. differential
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