IFSTA 7 Ch 4 Fire Dynamics UPDATED Exam Questions and CORRECT Answers 2025
Terms in this set (72)
convection is: D. transfer of heat through liquids or gasses by circulating currents
A. transfer of heat through
through space bay infrared rays
B.transfer of heat through a solid
medium
C. not considered a method
of heat transfer
D.transfer of heat through liquids
or gasses by circulating currents
Factors that will influence the air D. all of the above
currents in a structure fire is/are:
A. a vertical vent opening
B.outside wind direction
C. the direction the hose attack
team is using in relation to
the fire
D.all of the above
When using a smoke ejector in a D. the outside
window for negative pressure
ventilation, the arrow for air flow
should lead to:
A. the inside
B. there is no arrow for airflow
C. either the inside or outside; it
makes no difference
D. the outside
,The quickest way to pen a building B. break glass
for ventilation is to:
A. force open locked doors
B. break glass
C. cut a hole in the roof
D. open a hole in an exterior wall
The mixture of vapor to air that C. explosive range
will ignite when subjected to an
ignition source is know as the:
A. flash point
B. Vapor density
C. explosive range
D. burning point
Conservative estimates say that the C. 50
presence of a screen in a window
reduces the airflow by nearly
Percent
A. 20
B. 75
C. 50
D. 100
The phase of fire characterized by D. Decay
temperature decline and diminishing
fire is called:
A. ignition
B. Growth
C. fully developed
D. Decay
The transfer of heat by the C. Convection
movement of gasses or liquid is
known as:
A. conduction
B. Radiation
C. Convection
, D. direct-flame contact
heat transfer that takes place in the B. radiation
form of electromagnetic waves is
known as:
A. convection
B. radiation
C. conduction
D. flame contact
Terms in this set (72)
convection is: D. transfer of heat through liquids or gasses by circulating currents
A. transfer of heat through
through space bay infrared rays
B.transfer of heat through a solid
medium
C. not considered a method
of heat transfer
D.transfer of heat through liquids
or gasses by circulating currents
Factors that will influence the air D. all of the above
currents in a structure fire is/are:
A. a vertical vent opening
B.outside wind direction
C. the direction the hose attack
team is using in relation to
the fire
D.all of the above
When using a smoke ejector in a D. the outside
window for negative pressure
ventilation, the arrow for air flow
should lead to:
A. the inside
B. there is no arrow for airflow
C. either the inside or outside; it
makes no difference
D. the outside
,The quickest way to pen a building B. break glass
for ventilation is to:
A. force open locked doors
B. break glass
C. cut a hole in the roof
D. open a hole in an exterior wall
The mixture of vapor to air that C. explosive range
will ignite when subjected to an
ignition source is know as the:
A. flash point
B. Vapor density
C. explosive range
D. burning point
Conservative estimates say that the C. 50
presence of a screen in a window
reduces the airflow by nearly
Percent
A. 20
B. 75
C. 50
D. 100
The phase of fire characterized by D. Decay
temperature decline and diminishing
fire is called:
A. ignition
B. Growth
C. fully developed
D. Decay
The transfer of heat by the C. Convection
movement of gasses or liquid is
known as:
A. conduction
B. Radiation
C. Convection
, D. direct-flame contact
heat transfer that takes place in the B. radiation
form of electromagnetic waves is
known as:
A. convection
B. radiation
C. conduction
D. flame contact
