S-190 Intro to Wildland Fire Behavior Exam 200Q
Practice Questions with Verified Answers, Wildfire
Fundamentals, Fuels, Weather, Topography, Heat
Transfer, Fire Spread, and Study Guide for Fire
Students
PART 1: FIRE BEHAVIOR BASICS
Q1. Which of the following best defines the fire triangle?
• A) Fuel, moisture, wind
• B) Heat, fuel, oxygen
• C) Temperature, humidity, slope
• D) Ignition source, vegetation, terrain
Answer: B
Q2. What are the three methods of heat transfer in wildland fire?
• A) Radiation, evaporation, sublimation
• B) Convection, condensation, radiation
• C) Radiation, convection, conduction
• D) Conduction, evaporation, convection
Answer: C
Q3. What does "Rate of Spread" (ROS) refer to?
• A) The speed at which flames grow vertically
• B) The distance a fire front travels per unit of time
• C) The intensity of heat released per unit area
, • D) The duration of fire suppression activities
Answer: B
Q4. Which heat transfer method is the primary way fires preheat fuels upslope?
• A) Radiation
• B) Conduction
• C) Convection
• D) Reflection
Answer: C
Q5. Which heat transfer method preheats fuels ahead of the fire through heat
waves?
• A) Convection
• B) Radiation
• C) Conduction
• D) Advection
Answer: B
Q6. What is "Fire Intensity"?
• A) The total area burned by a fire
• B) The rate at which a fire consumes fuel
• C) The heat energy released per unit time per unit length of fire front
• D) The flame height measured in feet
Answer: C
Q7. Which element of the fire triangle does wind primarily affect?
, • A) Heat
• B) Fuel
• C) Oxygen
• D) All three equally
Answer: C
Q8. What is "Flame Length" used to indicate?
• A) Fuel moisture content
• B) Fire intensity and suppression difficulty
• C) Wind speed at the fire front
• D) Topographic slope angle
Answer: B
Q9. Which type of fire spread occurs when embers are carried ahead of the
main fire by wind?
• A) Surface spread
• B) Crown spread
• C) Spotting
• D) Ground spread
Answer: C
Q10. The primary source of oxygen for a wildland fire is:
• A) The soil
• B) The fuel itself
• C) The surrounding atmosphere
Practice Questions with Verified Answers, Wildfire
Fundamentals, Fuels, Weather, Topography, Heat
Transfer, Fire Spread, and Study Guide for Fire
Students
PART 1: FIRE BEHAVIOR BASICS
Q1. Which of the following best defines the fire triangle?
• A) Fuel, moisture, wind
• B) Heat, fuel, oxygen
• C) Temperature, humidity, slope
• D) Ignition source, vegetation, terrain
Answer: B
Q2. What are the three methods of heat transfer in wildland fire?
• A) Radiation, evaporation, sublimation
• B) Convection, condensation, radiation
• C) Radiation, convection, conduction
• D) Conduction, evaporation, convection
Answer: C
Q3. What does "Rate of Spread" (ROS) refer to?
• A) The speed at which flames grow vertically
• B) The distance a fire front travels per unit of time
• C) The intensity of heat released per unit area
, • D) The duration of fire suppression activities
Answer: B
Q4. Which heat transfer method is the primary way fires preheat fuels upslope?
• A) Radiation
• B) Conduction
• C) Convection
• D) Reflection
Answer: C
Q5. Which heat transfer method preheats fuels ahead of the fire through heat
waves?
• A) Convection
• B) Radiation
• C) Conduction
• D) Advection
Answer: B
Q6. What is "Fire Intensity"?
• A) The total area burned by a fire
• B) The rate at which a fire consumes fuel
• C) The heat energy released per unit time per unit length of fire front
• D) The flame height measured in feet
Answer: C
Q7. Which element of the fire triangle does wind primarily affect?
, • A) Heat
• B) Fuel
• C) Oxygen
• D) All three equally
Answer: C
Q8. What is "Flame Length" used to indicate?
• A) Fuel moisture content
• B) Fire intensity and suppression difficulty
• C) Wind speed at the fire front
• D) Topographic slope angle
Answer: B
Q9. Which type of fire spread occurs when embers are carried ahead of the
main fire by wind?
• A) Surface spread
• B) Crown spread
• C) Spotting
• D) Ground spread
Answer: C
Q10. The primary source of oxygen for a wildland fire is:
• A) The soil
• B) The fuel itself
• C) The surrounding atmosphere
