The type of valley flashing where shingles from both sides of the roof are installed in an alternating fashion is called ____ valley.
a.woven
b.closed
c.open
d.stepped
ANS: A
You might also like to view...
One chemical that is commonly used to control disease organisms that may be present in terrariums is:
A) ?Benlate B) ?Organic Neem Oil C) ?Orthene D) Sevin
The key to preventing soil erosion by water on both farmland and landscaping job sites is:
A) to grade or till the soil until a smooth surface is achieved. B) to keep the soil moist (with irrigation if necessary). C) to practice good landscape sanitation by clearing away any weeds and old plant residues. D) to provide adequate surface and subsurface drainage. E) to keep the soil surface covered with vegetation.
A set of instructions that tell a computer exactly what to do is called a(n):
A) program. B) memory unit. C) arithmetic/logic unit. D) control unit.
What two measures are used in rating an injection molding machine? What happens (problems) when the maximum or minimum of each of the two measures is reached (or exceeded)?
What will be an ideal response?