____ consist of large molecules composed of repeating structural units connected by chemical bonds.
A. Polymers
B. Metals
C. Non-metallic inorganic materials
D. Organic materials
Answer: A
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In 1972, _____ was banned in the United States
a. pollution b. DDT c. all pesticides d. fishing
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A container of R-134a has a pressure of 70 psig. What is its approximate temperature?
a.85 degrees Fahrenheit b.95 degrees Fahrenheit c.70 degrees Fahrenheit d.105 degrees Fahrenheit
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A(n) ____ question is a question that has only one correct answer.
A. closed B. open-ended C. reference D. primary
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The amount at which the ____________________ variable is changed by the final control element affects the condition ____________________ variable.
Fill in the blank(s) with the appropriate word(s).
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