WOOD & TIMBER CNST 1301 || with 100% Error-free Solutions.
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WOOD & TIMBER CNST 1301
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WOOD & TIMBER CNST 1301
bark correct answers outermost protective layer
Cambium Layer correct answers Source of new wood cells
Sapwood correct answers Living cells that store and transport nutrients
Heartwood correct answers Dead cells that contribute to structural strength
Pith correct answers Innermost, firs...
Cambium Layer correct answers Source of new wood cells
Sapwood correct answers Living cells that store and transport nutrients
Heartwood correct answers Dead cells that contribute to structural strength
Pith correct answers Innermost, first year's growth
Annual growth ring correct answers Results from differences in rate of tree growth and density
of cells from spring to summer
Softwoods come from??? correct answers cone-bearing (coniferous) trees
how would you describe the cell structure of Softwoods ??? correct answers Relatively simple
cell structure
How would you describe the visual appearance of softwoods??? correct answers Generally a
plain figure (pattern of grain and surface features)
Where do softwoods mostly originate from??? correct answers North American forests
What is the growth rate of softwoods? correct answers fast-growing, plentiful, relatively
inexpensive
What are the uses for soft wood??? correct answers -Structural wood products
- finish trim, shingles , and siding
- flooring
Are all softwoods soft??? correct answers Not not all for example Douglas Fir is harder than
some hardwoods
hardwoods come from where?? correct answers From broadleafed (deciduous) trees
how would you describe Hardwoods cell structure ?? correct answers More complex cell
structure
Hardwoods tend to have more what than softwoods? correct answers Often more interesting
figures
Where are hardwoods harvested from ??? correct answers from around the world
, What is the growth rate of hardwoods ??? correct answers slower growing, generally more
expensive than softwoods
Is hardwood denser than softwoods??? correct answers Yes with greater variety of colors and
figure
What are uses of hardwoods??? correct answers -Fine trim, paneling
-Flooring
-Fine Cabinet work, furniture
What is the benefit of using certified woods ??? correct answers Sustainable forestry
management
Out of certified wood, hardwood, and softwood which one helps protect the forest ecosystem as
well to maintain long term forest economic viability??? correct answers certified wood
Some programs for certified woods address what??? correct answers social responsibilities
Plainsawn correct answers growth rings roughly parallel to wider face of board
Quatersawn correct answers growth rings close to perpendicular to wider face of board
What is the grain pattern of Plainsawn lumber??? correct answers Broader grain pattern on wide
face
what is the distortion of Plainsawn lumber during drying correct answers greater distortion
for Plainsawn lumber how would you describe the surface erosion or wear ? correct answers
More uneven surface erosion or wear
Plainsawn lumber is more efficiently sawn from what??? correct answers logs; therefore less
costly
another name for Plainsawn lumber is what ??? correct answers flatsawn, flat grain
How would you describe the grain pattern for Quatersawn lumber??? correct answers More
narrowly spaced grain pattern on wide face
What is the distortion of Quatersawn lumber when drying??? correct answers Less distortion
during drying
How would you describe the surface erosion or wear of Quatersawn lumber??? correct answers
More even surface erosion or wear
Quatersawn Lumber is more costly when it comes from what?? correct answers from a log
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