Unit 1
Unit 1
Unit 1
Unit 1
Unit 1
100
A thin sheet of wood that is peeled or sliced from a log with a knife
What is Veneer
100
Wood nearest the bark of the tree
What is Sapwood
100
Oak is an example of what type of tree
What is hardwood
100
Pine is an example of what type of tree
What is Softwood
100
Plywood is sold in what size sheet
What is 4'x8'
200
Trees are divided into two categories which are
What is Hardwood Softwood or Deciduous or Conifers
200
Wood generally does what when it absorbs water
What is Swells or Expands
200
A board is considered what if it has not been planed and jointed
What is Rough
200
Place where logs are taken to have them cut up into useable boards
What is Saw Mill
200
When wood is dried to fast it has a tendancy to
What is Warp
300
The age of a tree can be determined by counting?
What is Annual Rings
300
The process of replanting small trees as larger trees are harvested
What is Reforestation
300
This type of wood alternates in layers and always has an odd amount of layers
What is Plywood
300
If a board is curved across the grain it is called a
What is Cup
300
If a board has knots, splits, and natural decay it is said to have
What is Defects
400
Wood is placed in this to dry
What is Kiln
400
What part of the tree is generally darker in color due to the gum and resin
What is Heartwood
400
The act of cutting a log into 4 sections and then cutting boards "more wasteful but better grain patterns
What is Quarter Sawn
400
Lumber stacked outside in sheds is called
What is Air Drying
400
Provides the necessary support for a tree and transports nutrients
What is Root System
500
Wood is composed of fiber units held together with a natural adhesive called
What is Lignin
500
The center wood of a tree is referred to as the
What is Pith
500
Hardwoods and Softwoods are also broken into another classification known as
What is Open and Closed Grain
500
Grading Rules used for evaluating the quality and usability of a board are
What is Lumber Grading
500
Wood has a tendency to reach a balance in moisture content with the surrounding air this is called
What is Equilibrium
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