S-290 Intermediate Wildland Fire Behavior 2024 Questions With Complete Solutions Already Passed And Verified

T/F Topography can directly and indirectly affect fuels and their availability for combustion - CORRECT ANSWER True Of the three environmental factors that influence fire behavior, which is the least variable - CORRECT ANSWER topography What are the 3 Environmental Factors that influence Fire Behavior? - CORRECT ANSWER 1) Weather 2) Topography 3) Fuels The least critical form of heat transfer that influences rate of spread in a running wildland fire is. - CORRECT ANSWER Conduction The point to which a combustible material must be heated to produce self sustaining combustion is known as the - CORRECT ANSWER Ignition temperature What factors primarily affect fireline intensity? - CORRECT ANSWER Fuel size Fuel moisture Fuel temperature Fuel compactness and arrangement ALL OF THE ABOVE T/F Two requirements for long range spotting are wind and a well developed convection column. - CORRECT ANSWER True A fire that advances through canopies of brush and trees is known as a - CORRECT ANSWER Crown fire S-290 INTERMEDIATE WILDLAND FIRE BEHAVIOR 2024 QUESTIONS WITH COMPLETE SOLUTIONS ALREADY PASSED AND VERIFIED Fire is burning in litter on top of the ground, but occasionally carries into the crowns of individual trees, which produces burning embers that start new fires outside the fire perimeter - CORRECT ANSWER Surface fire with torching and spotting T/F Upward moving air contracts and warms - CORRECT ANSWER False As air sinks it - CORRECT ANSWER Increases in pressure, warms and compresses Foehn winds can adversely affect wildland fires because they can produce - CORRECT ANSWER Strong winds, warmer temperatures, and very low relative humidity When stable air is forced over a mountain range, and then descends the leeward slope as dry, warmed air, it is called - CORRECT ANSWER A foehn Wind (look this up) T/F Bends in canyons are likely places for eddies to form - CORRECT ANSWER True Local winds are best described as - CORRECT ANSWER Small scale convective winds of local origin caused by differences in heating and cooling East, Mono, Santa Ana, and Chinook are all examples of ________________________. - CORRECT ANSWER Foehn Winds T/F Air flows clockwise around low pressure systems and counterclockwise around high pressure systems - CORRECT ANSWER False. Counterclockwise in Low Pressures Clockwise in High Pressures