The ____ is the basic building block of the universe.

a. proton
b. electron
c. atom
d. molecule


c. atom

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What is the basic principle of turbines?

A. They utilize fluid force to turn a rotor. B. They convert potential energy into kinetic energy. C. They convert mechanical energy into kinetic energy. D. They convert mechanical energy into potential energy.

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Vacuum is measured in which increments?

A. Inches of Hg B. psig C. psia D. cfm

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Technician A says visible streaks of catalyst or hardener left in the plastic when applying it can cause staining problems. Technician B says most plastic filler manufacturers recommend a ratio of approximately 2 percent hardener to the total plastic batch. Who is correct?

A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B

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Poor engine performance could be the result of a ________.

Fill in the blank(s) with the appropriate word(s).

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