Alpha
Doors that open away from the firefighter usually lead to ___________?
Living Spaces
Proximity gear's outer shell works by ______ heat created from aircraft and petroleum-based fires.
Reflecting
This type of knot is used to tie the ends of webbing together.
Water Knot
How much does water weigh per pound?
8.33 lb
What does the acronym PASS stand for?
• Pull
• Aim
• Squeeze
• Sweep
Doors that open towards the firefighter usually lead to _________?
Doors that open toward you usually lead into service areas such as utility rooms or can be indicative of an elevation change such as steps that lead to a basement or attic.
What is the definition of a fire load?
The total amount of combustible materials stored or used in a building, including combustible building contents and furnishings not built in to the building.
When using a portable ladder for roof access, one should extend the ladder ______ rungs above the roofline?
5 Rungs
In these types of windows, a coating is applied to each layer of glass in the unit. Each unit can be either double glazed or triple glazed, meaning that it has two or three vertical panels. Each panel is separated by an air gap that is normally filled with some type of inert gas such as argon or krypton.
Low-E Glass
A _______ is a structural component using one or more triangular units to attain stability.
Truss
What is a live load?
Aa nonfixed (sometimes moving ) variable load that is added to the structure, including people, materials, and other transportable items.
Fire flows for hand lines operating in commercial structures should be a minimum of:_______gpm
250
This type of search is the bread and butter of all search operations in the fire service. This technique lends itself well for use in private dwellings, apartments, and relatively small operational areas.
Perimeter Search
A wet chemical extinguisher is specifically designed for what classification of fire?
Class K
As a ladder is raised, what component of the ladder supports and interlocks with a corresponding section.
Channel Guide
A simple beam is supported by how many points?
2
A cotton-jacketed hose must be ______ before reloading on to the apparatus.
Dried
What are the 4 sources of heat?
Mechanical, Electrical, Nuclear, and Chemical
Which layer of turnout gear protects the firefighter from convective and conductive heat?
Thermal Layer
A ______ will turn black if exposed to temperatures greater than 300° F.
Heat Sensor Label
What is the definition of a cantilever beam?
A cantilever beam is supported at one end only (e.g., a balcony, which is supported by attachment to the structure at one end).
The firefighter should be cognizant of how many floors they may have ascended for two reasons. One is to keep one's orientation. What is the other?
Assist with a rapid intervention
When the upper thermal layer reaches a temperature of about 500–600°C (about 900–1100°F) you could experience the start of ______?
Flashover
This type of extinguisher is designed as an alternative to halon in areas where contamination must be kept to a minimum without the expense of halon substitutes. It causes little damage to most electronic circuits and is the safest agent available for use on humans (such as in operating rooms)
Water Mist
What type of respiratory protection for nonfire applications, when used in fire department operations, includes some type of escape cylinder that is carried by the user in case of failure of the air supply line?
Supplied-air respirator