To provide color, fire resistance, and ultraviolet protection, composition shingles are coated with _____.
a. mineral granules
b. an epoxy layer
c. asbestos fibers
d. thermoplastic resin
Answer: A
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Sound that is audible to human beings has a frequency lying between
A) 20 Hz and 20 kHz. B) 2 kHz and 20 kHz. C) 50 Hz and 50 kHz. D) 200 Hz and 20 kHz. E) 100 Hz and 800 Hz.
When selecting a gas furnace, how is its heating capacity determined?
a. Its input rating must exactly match the calculated heat loss of the structure. b. Its output rating must exactly match the calculated heat loss of the structure. c. Its output rating can be up to 150 percent of the calculated heat loss of the structure. d. Its output rating should be no less than 95 percent of the calculated heat loss of the structure.
The manager's style of leadership should be _______ rather than dictatorial
A) authoritarian B) limiting C) ?limiting D) relaxed
The following statements are all correct EXCEPT ________
A) Torque is the measurement of rotational force B) Torque is often expressed in pound-feet C) Torque always results in movement D) All of the above answers are correct.