In the past, when the rough hearth was constructed, a brick arch, called a _____ arch was laid on a wooden form beneath the hearth.
A. hearth
B. finished
C. formed
D. trimmer
Answer: D
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Technician A says that spur gears are quieter than helical gears. Technician B says that helical gears produce greater thrust forces than spur gears. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
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In the United States, portland cement is packaged in bags holding 1 cubic foot and weighing _____.
a. 18 pounds b. 46 pounds c. 73 pounds d. 94 pounds
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What does the low-voltage thermostat operate?
What will be an ideal response?
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Alluvial fans are usually characterized by ________ soils
A) clay textured B) sandy and gravelly C) nearly level D) poorly drained
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