How deep a cut can be made in solid wood floor joists to accommodate ductwork?
A) Up to half the depth of the joist may be cut out from the bottom of the joist
B) No cuts can be made in solid wood floor joists for ducts
C) Up to half the depth of the joist may be cut out from the top of the joist
D) The joist can be completely severed so long as successive joists are not cut
B
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Which of these plants was domesticated in Neolithic times in the Andes in South America?
a. wild rice c. barley b. wheat d. potato
A soil pedon is:
A) a surface horizon used to characterize soil suborders and great groups. B) a diagnostic subsurface horizon prominent in arid regions and in sandy parent materials. C) generally larger in area than a polypedon. D) a category of Soil Taxonomy. E) a three-dimensional unit that embodies the primary characteristics of an individual soil.
Preheat with an oxyfuel process is not recommended for welding titanium alloys
Indicate whether the statement is true or false
The path of flight (trajectory) of a football thrown by a quarterback is described by the following function:
where y = vertical position of football relative to the ground (ft)
x = horizontal position of football relative to launch position (ft)
How high above the ground is the football as it leaves the quarterbackâs hand?
a. 0.002 ft
b. 0.7 ft
c. 7 ft
d. 7.7 ft