____ cutting tools require much more force to do their job.


a. Sharp
b. New
c. Dry
d. Dull


d. Dull

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Amphibians can breathe through their skin by the process of _____

Fill in the blank(s) with correct word

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A common source of vacuum for boosters used on diesel engines is ________

A) Exhaust manifold B) Intake manifold C) Auxiliary vacuum pump D) Carburetor

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What is the problem if a power transformer is delivering a low output voltage even though the primary voltage is correct?

A) an open secondary B) a shorted primary C) a partially shorted secondary D) an open primary

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Which of the following type of nails are used anywhere strong holding power is required, like scaffolding that will eventually be dismantled or deconstructed?

A) Screw nails B) Duplex nails C) Casing nails D) Pneumatic nails

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