Which type of anchoring system uses a two-part mixture of resins?
A) Galvanized anchoring system B) Epoxy based anchoring system
C) Wedge anchoring system D) Masonry anchoring system
B
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The Underground Railroad consisted of
A. an informal network of homes where slaves could hide on their escape to freedom. B. a train that hid slaves in cargo areas and carried them to freedom in the north. C. a vehicle for capturing and returning runaway slaves back to the south. D. a radical new transportation design. E. None of these choices are correct.
Which of the following groups is not considered to include important primary consumers in the soil ecosystem?
A) saprophytes B) predators C) detritivores D) herbivores E) fungi
Technician A says the sun gear always rotates in the opposite direction to the rotation of the pinion gears. Technician B says the pinion gears will always follow the same direction as the ring gear when the ring gear and carrier pinions are free to rotate at the same time. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
What makes a battery "low maintenance" or "maintenance free"?
A) The material that is used to construct the grids B) The battery plates are smaller, making more room for additional electrolytes. C) The plates are constructed of different metals. D) The electrolyte is hydrochloric acid solution.