Why are valve rotators used?
A. Distribute heat across the valves evenly.
B. Keep valve spring tension constant.
C. Minimize carbon buildup on the valve seat and promote even wear.
D. Prevent valve/piston crown collisions.
Answer: C
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The Californios' political ascendancy in California ended
A. with the arrival of Franciscan friars. B. as a result of the influx of Anglo gold-diggers and the waning of the pastoral economy. C. when Mexico gained control of the area in 1826. D. when agriculture became more profitable than mining. E. when the U.S. government made English mandatory.
Mike has a field of tomatoes with one outside row measuring 620 feet and the other 584 feet. The field measures 380 feet across the rows. How many acres of tomatoes are in this field?
What will be an ideal response?
Guinea pigs can identify individual humans by smell
Indicate whether the statement is true or false
Infiltration is the term used when referring to the air entering a structure ____.
A. through an air make-up unit B. around doors and windows C. through ventilation D. because of street traffic