S-130/S-190 Review Sheet Exam
Questions and Answers
What are four indicators to be aware of that can lead to increased fire behavior? -
Correct Answers -1. cold frontal passage
2. shifting winds
3. increasing winds
4. erratic winds
What influences fire spread more than any other natural effect? - Correct Answers -wind
What are 5 weather factors that may produce rapid fire spread? - Correct Answers -1.
thunderstorms
2. frontal passage
3. fire whirls
4. dust devils
5. Foehn winds
When is relative humidity lowest? - Correct Answers -Mid-afternoon
As relative humidity __________, fuel moistures ___________ - Correct Answers -As
RH decreases, fuel moisture decreases
What are the hazards of a thunderstorm? - Correct Answers -Strong wind, lightning,
erratic fire behavior
What are the three weather factors most important to firefighters? - Correct Answers -1.
Temperature
2. RH
3. Wind
Where not to take shelter during a lightning storm - Correct Answers -Under a big tree
Three components of the fire triangle - Correct Answers -1. oxygen
2. fuel
3. heat
Combustion cannot occur when _____ is removed from the fire triangle - Correct
Answers -When oxygen is removed
, 5 examples of barriers to fire spread - Correct Answers -Rock-slides, rivers, lakes,
roads, firelines, green fields
When building a fireline, where should unburned fireline debris go? - Correct Answers -
unburned fireline debris should be scraped to the outside of the fireline
The 6 basic fuel types - Correct Answers -1. Grass
2. Grass-shrub
3. Timber
4. Timber-Understory
5. Slash (usually just tops)
6. Slash blowdown (full trees down)
How are surface materials linked to the upper canopy? - Correct Answers -Vertical
arrangement of ladder fuel
Three methods of heat transfer - Correct Answers -radiation, convection, conduction
three human factors that could affect your ability to maintain your situation awareness
on the fireline - Correct Answers -1. inexperience
2. stress
3. fatigue
4. distractions
5. attitude
situation awareness is - Correct Answers -the gathering of information by observation
and communication, the foundation of all the decision making and an ongoing cycle
5 steps of the risk management process - Correct Answers -1. situation awareness
2. hazard assessment
3. hazard control
4. decision point
5. evaluate
three things that must occur for effective communication - Correct Answers -1. sender
2. receiver
3. exchange of information
why is teamwork important in firefighting - Correct Answers -most tasks are too big for
one person
Two types of horizontal arrangements of fuels - Correct Answers -Uniform and patchy
The moisture content of which type of fuel is most affected by change in relative
humidity? - Correct Answers -Grass
Questions and Answers
What are four indicators to be aware of that can lead to increased fire behavior? -
Correct Answers -1. cold frontal passage
2. shifting winds
3. increasing winds
4. erratic winds
What influences fire spread more than any other natural effect? - Correct Answers -wind
What are 5 weather factors that may produce rapid fire spread? - Correct Answers -1.
thunderstorms
2. frontal passage
3. fire whirls
4. dust devils
5. Foehn winds
When is relative humidity lowest? - Correct Answers -Mid-afternoon
As relative humidity __________, fuel moistures ___________ - Correct Answers -As
RH decreases, fuel moisture decreases
What are the hazards of a thunderstorm? - Correct Answers -Strong wind, lightning,
erratic fire behavior
What are the three weather factors most important to firefighters? - Correct Answers -1.
Temperature
2. RH
3. Wind
Where not to take shelter during a lightning storm - Correct Answers -Under a big tree
Three components of the fire triangle - Correct Answers -1. oxygen
2. fuel
3. heat
Combustion cannot occur when _____ is removed from the fire triangle - Correct
Answers -When oxygen is removed
, 5 examples of barriers to fire spread - Correct Answers -Rock-slides, rivers, lakes,
roads, firelines, green fields
When building a fireline, where should unburned fireline debris go? - Correct Answers -
unburned fireline debris should be scraped to the outside of the fireline
The 6 basic fuel types - Correct Answers -1. Grass
2. Grass-shrub
3. Timber
4. Timber-Understory
5. Slash (usually just tops)
6. Slash blowdown (full trees down)
How are surface materials linked to the upper canopy? - Correct Answers -Vertical
arrangement of ladder fuel
Three methods of heat transfer - Correct Answers -radiation, convection, conduction
three human factors that could affect your ability to maintain your situation awareness
on the fireline - Correct Answers -1. inexperience
2. stress
3. fatigue
4. distractions
5. attitude
situation awareness is - Correct Answers -the gathering of information by observation
and communication, the foundation of all the decision making and an ongoing cycle
5 steps of the risk management process - Correct Answers -1. situation awareness
2. hazard assessment
3. hazard control
4. decision point
5. evaluate
three things that must occur for effective communication - Correct Answers -1. sender
2. receiver
3. exchange of information
why is teamwork important in firefighting - Correct Answers -most tasks are too big for
one person
Two types of horizontal arrangements of fuels - Correct Answers -Uniform and patchy
The moisture content of which type of fuel is most affected by change in relative
humidity? - Correct Answers -Grass
