The combination of two dissimilar metals promotes ____, or the creation of an electrical current.

A. carbon dioxide
B. nitrogen oxide
C. fusion
D. electrolysis


Answer: D

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Technician A says that the coolant heat storage tanks used in some HEVs are made of an inner and outer casing with pressurized gas in between for insulation. Technician B says that coolant heat storage tanks in HEVs contain a vacuum between the inner and outer linings. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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The lowest sustainability rating for a building in USGBC's LEED v4 is Certified. What is the minimum number of points required to attain this rating, and out of how many total number of points?

What will be an ideal response?

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Which of the following transports water and nutrients from the roots to the rest of the plant?

a. epidermis c. xylem b. phloem d. meristems

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The MERCOSUR countries are major agricultural competitors with the United States

Indicate whether the statement is true or false

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