This trade installs pipes and fixtures that move water through a building.

• electrician

• HVAC technician

• plumber

• carpenter

This trade installs brick and mortar.

• HVAC technician

• mason

• insulator

• carpenter

Which word means "potentially dangerous or risky".

• corrosive

• flammable

• defective

• hazardous

This part of a house or building is built before framing begins and is usually made of a poured concrete slab or concrete blocks.

• grade

• foundation

• flooring

• roof

This screwdriver has a cross or + shape on the end of the tool.

• flat-head screwdriver

• diamond-head screwdriver

• philips-head screwdriver

• cross screwdriver

These are the vertical members of a wall frame system. It is necessary to locate these when hanging heavy pictures or furniture on a wall.

• studs

• beams

• headers

• wall trim

This trade measures, cuts, and installs wood framing in a building.

• plumber

• electrician

• carpenter

• mason

This trade installs wiring and is in charge of power getting to a building.

• HVAC technician

• mason

• plumber

• electrician

This trade installs ductwork and heating and air conditioning equipment in a building.

• HVAC technician

• carpenter

• mason

• electrician

This material is installed in walls and ceilings to help regulate temperature in a building. It creates a ‘blanket’ to help keep buildings cool in the Summer and warm in the Winter.

• sheathing

• insulation

• ductwork

• drywall