Firefighter 1 Study Guide (All Correct Answers with expalnations)

Firefighter 1 Study Guide (All Correct Answers with expalnations) The most important factor to consider in forcible entry is to: select the right tool to do the job. When making a large opening in a masonry wall, a __________ shape should be cut to help maintain structural integrity. triangle/inverted V What is the leading cause of firefighter injuries? overexertion and strain The proper name for one of the two principal structural sides of a ladder is a: beam 5. Which of the following is not a requirement for an individual trained in fire suppression? Knowing the department's operating procedures -----Being certified as a pumper driver/operator---- The ability to use a self-contained breathing apparatus Knowing the department's response area or district Which of the following statements regarding power saw safety is incorrect? The saw should be started on level ground and carried up the ladder while running. During overhaul, if firefighters have a concern about a void space concealing a "hot spot," they should: open the void space immediately. The process of dividing large jobs into smaller jobs to make them more manageable is described as: division of labor. Which of the following is not a method for preventing mechanical damage to fire hose? Remove wet hose from apparatus and replace with dry hose. During an interior structural fire attack, if ventilation holes cannot be made large enough, or if ventilation will be delayed, then it is important to keep the nozzle on a straight The fire tetrahedron includes all the elements of the fire triangle plus: chemical reaction. Which of the following is an advantage of the flat load? It is the best way to load large-diameter hose. Firefighters can expect to find ledge doors in: barns and warehouses The person that stabilizes the victim of accidents or illness until more highly trained medical personnel arrive is the: first responder The __________ stage occurs when all combustible materials in the compartment are involved in the fire. fully developed After a roof has been opened up, the firefighter must: ensure the ceiling below the cut is opened. During the __________ stage of fire, the fire frequently becomes ventilation controlled. fully developed Surface fuels are involved in what type of fire? ground cover While working from a ground ladder, the hook on the firefighter's safety harness should be: attached to a rung A stream discharging more than 350 gpm is know as a/an __________ stream. master What is the first step a firefighter should take if their SCBA becomes damaged or malfunctions? Remain calm and rely on previous training. The ratio of the mass of a given volume of liquid compared with the mass of an equal volume of water at the same temperature is: specific gravity A primary safety concern when raising a ladder should be: possible contact with electrical wires and overhead obstructions. Which of the following is an advantage of the accordion load? Hose for shoulder carries can easily be taken from the load. Hose is unloaded at the scene of a fire and the pumper proceeds to the water source. This is an example of a __________ lay. reverse Fire can be extinguished by: reducing heat, removing oxygen, removing fuel, or stopping the chemical chain reaction. Compartment fires in the __________ stage are generally fuel/oxygen controlled. growth One of the primary functions of the truck/ladder company is: performing forcible entry One disadvantage of positive-pressure fans is that they: can spread the fire if used improperly. When cutting through a roof, a firefighter should attempt to: make the opening square or rectangular. A relatively new hazard that firefighters must be aware of when approaching fires involving newer model vehicles is: airbags When descending stairs in a smoke-charged structure, a firefighter should: move downward on hands and knees, feet first. The two most common causes of mechanical hose damage are: excessive pressure and water hammers. Which of the following is not one of the basic types of locks? Tumbled The appliance needed to combine two hoselines into one hoseline is called a: siamese The manufacture of all __________ extinguishers has been discontinued. inverting Metal ladders that have been exposed to excessive heat should be: placed out of service until tested. The primary rule of forcible entry is: "Try before you pry." How much water is required for a fire extinguisher to receive a 2-A rating? 2 1/2 gallons The movement of heat through a steel beam to an unexposed part of a building where it starts another fire is an example of: conduction A hose clamp should be placed a minimum of __________ feet from the fire apparatus. 20 The skill of operating a fire extinguisher is fairly easy in __________ basic steps? 4 Roots, peat, and duff are __________ fuels. subsurface What new class of fire involves combustible cooking media, such as oils and grease? class k A disadvantage of a mounted generator is that: generator engines are noisy. Which of the following is true regarding reinforcement stars on buildings? Which of the following is true regarding reinforcement stars on buildings? Two of the most common types of lightweight truss construction are: wooden and lightweight steel trusses. Overhead doors typically have three types of latching devices. These are: side lock, center latch, and side lock and latch. With respect to the forcible entry team, in what direction will a door with exposed or visible hinges move? It swings toward the forcible entry team. The __________ must be stamped or labeled on a compressed air cylinder. last hydrostatic test date. Which of the following are not products of combustion. convection, conduction, radiation, and direct contact. Fire department ladders should be __________ after each use and on a monthly basis. inspected The hose load finish that is designed for forward lays is the: straight finish Conservative estimates say that the presence of a screen in a window reduces the airflow by nearly __________ percent. 50% Hose that has come in contact with an acidic chemical should be thoroughly scrubbed: with a solution of baking soda and water.