The sun heats the earth through the process of

A. convection.
B. conduction.
C. radiation.
D. all of the above.


Answer: C

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Explain a technician’s liable responsibilities.

What will be an ideal response?

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While having a discussion, Technician A says that there is a short shaft at the outside end of a drive axle called a stub shaft. Technician B says that is called a stub axle. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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Mowing during the regular growing season should set the mower to remove about how much of the grass blade with each cutting?

a. one-fourth c. one-half b. one-third d. one-fifth

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For a union to be certified as the official representative of the bargaining unit,

a. 30 percent of the bargaining unit must cast votes. b. 30 percent of those voting must vote to have a union. c. a majority of the employees must vote to have a union. d. a majority of those who vote must vote to have a union. e. 80 percent of the workers who vote must vote for the union.

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