Fire departments should educate __________ to recognize potential hazards and take appropriate corrective action.
A. preschoolers
B. the elderly
C. adults
D. citizens of all ages
Answer: D. citizens of all ages
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In a simple three-member truss consisting of two rafters and a tie, each member is in
A) tension. B) compression. C) either tension or compression. D) shear. E) both tension and compression.
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Cup depths for fittings used for brazing are _____ than those for soldering.
a. longer b. shorter c. wider d. larger
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All charging systems use the principle of electromagnetic ____ to generate electrical power.
A. motion B. reduction C. induction D. conductance
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About half of all food service chicken is sold via fast food outlets.
Answer the following statement true (T) or false (F)
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