CMP 124: Exam 1 Questions with Correct Answers
Grain pattern Correct Answer--Shows the wood's character
-Shows the structural properties
Types of Wood Correct Answer-Spring Wood and Summer Wood
Spring Wood Correct Answer--Early
-Larger than Summer Wood
-Less Dense
Summer Wood Correct Answer--Later
-Denser than Spring Wood
-Darker Ring
-Stronger/Stiffer
2 Species of Wood Correct Answer-Soft Wood and Hard Wood
Soft Wood Correct Answer--Conifer/Needle
-75% of total lumber
Soft Wood Uses Correct Answer-1) Structural Framing
2) Sheathing
3) Flooring
,4) Paneling
5) Decks
Hard Wood Correct Answer-- Deciduous: oak, walnut, maple
- More durable
-$$$
Hard Wood Uses Correct Answer-1) Cabinets
2) Furniture
What softwood is used for decks? Correct Answer-Panderosa Pine
Because it has a smooth grain and will have less cracks/warps/chips
Moisture Content in Wood Correct Answer-weight of water in wood as a
fraction of the weight.
What is the moisture content of wood that does not decay or rot? Correct
Answer-19% or less M.C.
Moisture Content affects what single thing? Correct Answer-The
structural strength
, Surfacing Correct Answer-A great technique for flattening the surface of
large slabs and odd shaped cross-sections.
-Smooth and uniform
-Hardwood
-Example: rough piece of curvey bark wood for a shelf is S3S Surfaced
3 sides (a square but one side is wavy brick)
Seasoning Correct Answer-Drying/Curing Wood in air or kiln.
5 Advantages to drying wood Correct Answer-1) Increase
strength/stiffness
2) More dimensionally stable
3) Lighter Weight
4) More economical for Shipping
5) Less fungi attack
Two types of seasoning Correct Answer-S-Dry and S-GRN
S-DRY Correct Answer-Indicates that the piece was surfaced (planed)
when in a seasoned (dry) condition
-Surfaced @ 19% M.C. or less
Grain pattern Correct Answer--Shows the wood's character
-Shows the structural properties
Types of Wood Correct Answer-Spring Wood and Summer Wood
Spring Wood Correct Answer--Early
-Larger than Summer Wood
-Less Dense
Summer Wood Correct Answer--Later
-Denser than Spring Wood
-Darker Ring
-Stronger/Stiffer
2 Species of Wood Correct Answer-Soft Wood and Hard Wood
Soft Wood Correct Answer--Conifer/Needle
-75% of total lumber
Soft Wood Uses Correct Answer-1) Structural Framing
2) Sheathing
3) Flooring
,4) Paneling
5) Decks
Hard Wood Correct Answer-- Deciduous: oak, walnut, maple
- More durable
-$$$
Hard Wood Uses Correct Answer-1) Cabinets
2) Furniture
What softwood is used for decks? Correct Answer-Panderosa Pine
Because it has a smooth grain and will have less cracks/warps/chips
Moisture Content in Wood Correct Answer-weight of water in wood as a
fraction of the weight.
What is the moisture content of wood that does not decay or rot? Correct
Answer-19% or less M.C.
Moisture Content affects what single thing? Correct Answer-The
structural strength
, Surfacing Correct Answer-A great technique for flattening the surface of
large slabs and odd shaped cross-sections.
-Smooth and uniform
-Hardwood
-Example: rough piece of curvey bark wood for a shelf is S3S Surfaced
3 sides (a square but one side is wavy brick)
Seasoning Correct Answer-Drying/Curing Wood in air or kiln.
5 Advantages to drying wood Correct Answer-1) Increase
strength/stiffness
2) More dimensionally stable
3) Lighter Weight
4) More economical for Shipping
5) Less fungi attack
Two types of seasoning Correct Answer-S-Dry and S-GRN
S-DRY Correct Answer-Indicates that the piece was surfaced (planed)
when in a seasoned (dry) condition
-Surfaced @ 19% M.C. or less
