What is a beam in carpentry?

• A vertical support post

• A heavy piece of lumber that supports ceilings and openings

• A type of roof tile

• A small wooden wedge

What is the purpose of a birdsmouth cut?

• To create a decorative edge

• To join two boards at a corner

• To help a rafter sit properly on a wall plate

• To make a groove in floorboards

What does blocking provide in a wall?

• Light

• Insulation

• A place to nail other materials

• Water resistance

What does a brace do?

• Blocks air flow

• Supports electrical wiring

• Adds strength to another piece of lumber

• Connects plumbing

What is the function of a cap plate?

• To protect the roof

• To act as ceiling support

• To tie walls together at a junction

• To drain rainwater

What are channels and corners used for?

• Flooring installation

• Nailing adjoining walls

• Plumbing pipes

• Roof decoration

A collar tie is used to:

• Attach roofing shingles

• Prevent rafters from spreading

• Decorate ceilings

• Support insulation

What are cripples in wall framing?

• Bent nails

• Temporary bracing

• Short studs supporting a header or sill

• Loose floorboards

What does it mean if a piece of lumber has a crown?

• It's been chemically treated

• It has a bow along the edge

• It has extra nails

• It has holes drilled

What is fascia used for?

• Foundation repair

• Wall insulation

• Giving a finished look to the roof edge

• Fastening floor tiles