Closed-loop, or ____________________, systems reuse the same heat transfer fluid, which is circulated in buried plastic pipes within the earth or within a lake or pond.

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


earth coupled

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Choose the item that describes the best form of advertising.

A) Radio B) Direct mail C) Word-of mouth D) Newspaper

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Two technicians are discussing master cylinders. Technician A says that it is normal to see fluid movement in the reservoir when the brake pedal is depressed. Technician B says a defective master cylinder can cause the brake pedal to slowly sink to the floor when depressed. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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Ergonomics is a multidisciplinary science that seeks to conform the workplace and all of its physiological aspects to the worker.