The extreme heat of the Earth’s interior is believed to be generated by ____

a. volcanic activity c. radioactive decay
b. internal earthquakes d. molten metals


C

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A worn or defective axle bearing will likely make what type of noise?

A) Clunk B) Chuckle C) Chatter D) Growl

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____ are magnets that do not require any power or force to maintain their field.

a. Natural magnets b. Man made magnets c. Electromagnets d. Permanent magnets

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An evaporative emissions system large leak or no purge flow could be caused by all of the following EXCEPT:

A. a loose or missing crankcase oil filler cap B. a vapor management valve failed closed C. a canister vent failed in the open position D. a loose or missing fuel tank filler cap

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Reciprocal motion is back and forth rotational motion.

Answer the following statement true (T) or false (F)

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