Ice and snow on the road reduces traction by about

A. 25 percent
B. 40 percent
C. 65 percent
D. 80 percent


Answer: D

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Which non-metal construction material is good for applications that do not have extreme high or low temperatures?

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Heat intensity refers to which of the following?

A) The number of Btu in an area B) The amount of heat in an area C) The heat individuals feel D) None of these

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Forest fires result in sufficiently high soil temperatures to cause the vaporization and movement of certain organic compounds in soils. The main effect of these compounds is to ________

A) increase soil organic matter B) increase pH C) enhance soil structural stability D) reduce water infiltration and percolation through the profile E) decrease water losses by surface runoff

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A large lead angle on the cutting tool:

A) Makes a chip thinner than the feed per tooth B) Permits the cutting of square shoulder chips C) Make the chip thicker than the feed per tooth D) All of the above

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