Wildland Fire behavior CH 4 Exam Questions And Answers (Verified And Updated)

Wildland Fire behavior CH 4 Exam Questions And Answers (Verified And Updated) What are the 18 primary factors that influence how a wildland fire will burn? - answer1. Fuel: Fuel loading, size and shape, compactness, horizontal continuity, vertical continuity, chemical content, fuel moisture, fuel temperature 2. Weather: Temp, RH, Atmospheric stability, Wind speed and direction, Precipitation. 3. Topography: Elevation, position on slope, aspect, shape of terrain, steepness of slope. What is the most variable component of the fire environment? - answerWeather What are the most important topographic factors? - answer1. Slope 2. Aspect What are the most important fuel components? - answer1. Moisture 2. Temperature Combustion occurs at what temp in wildland fires? - answer500 degrees. What are the primary factors that affect ignition of wildland fuels? - answer1. Size/shape of fuels 2. Compactness/arrangement of fuels 3. Fuel moisture content 4. Fuel Temp. What are the 4 forces firebrands are moved by? - answer1. Popping (mechanical event, moisture in wood heated=steam explosion) 2. Convection 3. Winds 4. Gravity