The higher the grade of lumber, the more defects per square inch the lumber has.

Dimensional lumber is sold in _____ foot increments of length.

Wood hardness is measured by the ______ test.

As a rule of thumb, you should add about _____ percent to the amount of lumber needed for a project in order to account for waste.

When using power tools you should wear ________ at all times.

The number one tools you need when laying out a subfloor are a _____________ and _____________.

You should use _________ lumber to ensure against rot or insects.

Plywood decking is always installed ___________ to the joists.

The lowest portion of the framing is the _________.

The most important step when installing floor or ceiling joists is __________.

__________ is installed on alternating sides of a center line, allowing for maximum nailing ability.

An area of wood without defects or knots is called _______.

The distance between two intermediate supports is called the ___________.

The lowest load-bearing portion of a building is the ___________.

Lumber cut to a standard width and depth (specified in inches) is called _____________.

Horizontal material supporting the ends of joists is called a ____________.

A structure in which the floor joists stick out past the foundation of the structure is called a ___________.

Beams used for supporting joists are called ___________.

Platforms on which structures are placed to support the foundation and enable the structure to be moved are called _______.