In order for a fire to exist, what component(s) must be present?
A. fuel, heat, and oxygen
B. fuel, carbon, and nitrogen
C. air, heat, and charcoal
D. fuel, heat, and smoke
Answer: A
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A __________________________________is a six-sided figure with all sides equal and all angles equal.
Fill in the blank(s) with the appropriate word(s).
Using the Müller–Breslau principle, draw the influence lines for the reactions and internal forces noted below the structure.
When laying out ceiling joists for a hip roof, you would _____
a) start at each corner and work toward the middle b) start at the middle and work toward the corners c) start at one corner and work to the other corner d) Any of the above.
There are four basic foundation designs from which to choose: basement, crawl space, ____, and piers, each of which can be constructed using a variety of materials and methods.
A. slab-on-grade B. footings C. columns D. pallets