To protect against corrosion and oxidation, galvanized pipe is electroplated with a coating of _____
a. lead
b. zinc
c. copper
d. magnesium
b
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Which of the following images is the best example of repetition and rhythm?
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Years ago, the _____ stretched from the Mississippi River to the Rocky Mountains
a. wetlands b. coastal wetlands c. prairie potholes d. native prairie
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The ________ popularity of communicating systems lies in their ability to ________ overall system efficiency and comfort by matching the system capacity to the heat load
A) increasing; decline B) decreasing; improve C) decreasing; decline D) increasing; improve
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The ________ of a power tool's electric motor represents the power of the tool
A) Amp (ampere) draw B) Wattage rating C) NEC (National Electric Code) rating D) Insulation
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