Firefighter 2 Ch 4

20 Questions | Total Attempts: 788

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Firefighter 2 Ch 4

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Questions and Answers
  • 1. 
    Wood reacts to fire conditions based on its:
    • A. 

      Length and width

    • B. 

      Height and weight

    • C. 

      Size and moisture content

    • D. 

      Elements and components

  • 2. 
    The ______ the wood, the easier to ignite and the faster it loses structural integrity
    • A. 

      Older

    • B. 

      Larger

    • C. 

      Longer

    • D. 

      Smaller

  • 3. 
    How does water affect burning wood?
    • A. 

      By breaking down the wood

    • B. 

      By cooling, which stops elongation of the wood

    • C. 

      By cooling, which stops the wood from cracking

    • D. 

      By stopping the charring process, which reduces wood's strength

  • 4. 
    Which of the following is minimally affected by fire and exposure to high temperatures?
    • A. 

      Glass

    • B. 

      Steel

    • C. 

      Wood

    • D. 

      Masonry

  • 5. 
    What can happen to masonry when it is rapidly cooled?
    • A. 

      It fails

    • B. 

      It cracks

    • C. 

      It shatters

    • D. 

      It elongates

  • 6. 
    Which of the following elongates when heated?
    • A. 

      Steel

    • B. 

      Glass

    • C. 

      Gypsum

    • D. 

      Reinforced concrete

  • 7. 
    Steel fails at temperatures near or above:
    • A. 

      250* F (121*C)

    • B. 

      500* F (260*C)

    • C. 

      750* F (399*C)

    • D. 

      1,000* F (538*C)

  • 8. 
    What effect does water have on steel?
    • A. 

      Water may cause the steel to crack or shatter

    • B. 

      Water causes the steel to lose strength through spalling

    • C. 

      Water minimizes damage by stoping the charring process

    • D. 

      Water cools structural members and reduces the risk of structural collapse

  • 9. 
    Which of the following has a high water content and absorbs a great deal of heat?
    • A. 

      Glass

    • B. 

      Fiberglass

    • C. 

      Gypsum

    • D. 

      Cast Iron

  • 10. 
    Heated glass may crack and shatter when struck by ______ water.
    • A. 

      Cold

    • B. 

      Warm

    • C. 

      Low-Pressure

    • D. 

      Extremely hot

  • 11. 
    Which of the following is NOT an item to oserve during size-up of a building?
    • A. 

      Roof type

    • B. 

      Age of the building

    • C. 

      Location of the exits

    • D. 

      Construction materials

  • 12. 
    Which of the following IS an item to observe during size-up of a building?
    • A. 

      Height

    • B. 

      Roof pitch

    • C. 

      Location of the exits

    • D. 

      Construction materials

  • 13. 
    What is fire load?
    • A. 

      The length of time a building will take to burn completely

    • B. 

      The amount of heat produced in an area when flashover occurs

    • C. 

      The maximum heat that can be produced if all the combustible materials in a given area burn

    • D. 

      A designation based on type of construction, age of building, and amount of combustible furnishings in a building

  • 14. 
    Which of the following can contribute to the spread and intesity of a fire?
    • A. 

      Roof Supports

    • B. 

      Roof Coverage

    • C. 

      Location of Exits

    • D. 

      Location of Hydrants

  • 15. 
    Which of the following conditions increase the chances of a building collapse?
    • A. 

      Atmospheric Conditions

    • B. 

      Masonry type

    • C. 

      Wooden floors and ceilings

    • D. 

      Height of the building

  • 16. 
    Which of the following is an indicator of building collapse?
    • A. 

      Unusual creaks and cracking noises

    • B. 

      Height of the building

    • C. 

      Flames breaking through roof covering

    • D. 

      Cracks in windows

  • 17. 
    Which of the following is NOT and indicator of building collapse?
    • A. 

      Walls that appear to be leaning

    • B. 

      Amount of smoke coming from the building

    • C. 

      Structural members seperating from walls

    • D. 

      Structural members that appear to be distorted

  • 18. 
    Which of the following is NOT an action to be taken when imminent builsing collapse is suspected?
    • A. 

      Exit the building

    • B. 

      Clear the collapse zone

    • C. 

      Place a manned master stream device in the collapse zone

    • D. 

      Infrom Command and others inside the building of the situation

  • 19. 
    In buildings being constructed, the lack of _____ contributes to rapid fire growth
    • A. 

      Doors

    • B. 

      Windows

    • C. 

      Insulation

    • D. 

      Structural members

  • 20. 
    Which of the following is NOT a risk at buildings being renovated?
    • A. 

      Missing Stairwells

    • B. 

      Breached Walls

    • C. 

      Protective features not in place

    • D. 

      Occupants living in one section while work continues in another

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