Ammonium fixation occurs to the greatest extent in the O and A horizons

Indicate whether the statement is true or false


FALSE

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What is the approximate percentage of light reflected by a black colored surface?

A. 3 percent B. 10 percent C. 50 percent D. 80 percent

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Match the symptom with all possible causes. Note: The choices can be used more than once.

A. refrigerant overcharge B. refrigerant undercharge C. blocked/dirty filter D. non-condensable gas in system E. defective condenser fan motor F. defective evaporator fan motor G. improper system balancing H. dirty condenser coil I. J. K.

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Which of these is the LEAST desired method for re-setting the vehicle PCM?

A) Battery disconnect B) Driving the vehicle C) Using a scan tool D) Overcharging the battery

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Which of the following is NOT true?

A) Struts control spring oscillation. B) Struts pivot on an upper ball joint. C) MacPherson struts attach to the steering knuckle. D) MacPherson strut suspension systems do not use loaded ball joints.

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