S-290 Unit 3 Complete Study Guides
Whatbthreebofbthebsevenbfactorsbinbthebfirebenvironmentbthatbfireblinebpersonnel
bmustbmonitorbinvolvebWildlandbfuels?b-bans-FuelbCharacteristics
Fuelbmoisture
Fuelbtemperature
Whatbisbthebdefinitionbofbfuels?b-bans-
Anybcombustiblebmaterialbthatbcanbignitebandbburn
Whatbarebthebthreebbroadblevelsbofbfuel?b-bans-Ground
Surface
Aerial
Whatbarebgroundbfuels?b-bans-
Allbcombustiblebmaterialsblyingbbeneathbthebsurface.
Whatbarebsomebexamplesbofbgroundbfuels?b-bans-Deepbduff
Treebroots
Rotten,bburiedblogs
Whatbkindbofbfirebspreadbcanbwebexpectbwithbgroundbfuels?b-bans-
Becausebofbtheirbcompactness,bfirebspreadbwillbbebslowest-
typicallybsmolderingborbcreeping.
Whatbkindbofbfuelbhasbbeenbknownbtobholdbfirebthroughbwinterbsnow?b-bans-
GroundbFuels
Whatbarebsurfacebfuels?b-bans-
Allbcombustiblebmaterialsblyingbonborbimmediatelybabovebthebground.
Whatbarebsomebexamplesbofbsurfacebfuels?b-bans-Needles
Leaves
Grass
Smallbdeadbwood
Stumps
Largeblimbs
Whybarebsurfacebfuelsbmorebfavorablebforbfasterbratesbofbspread?b-bans-
Theybarebtypicallyblessbcompact,bandbifbnobaerialbfuelsbarebpresent,bsurfacebfue
, lsbhavebanbopenbenvironmentbsubjectbtobstrongbwindsbandbmorebheatingbandbd
ryingbfrombsolarbradiation.
Whatbarebaerialbfuels?b-bans-
Allbgreenbandbdeadbmaterialsblocatedbinbthebupperbcanopy
Whatbarebsomebexamplesbofbaerialbfuels?b-bans-Treebbranchesb
Crowns
Snags
HangingbMoss
TallbShrubs
Ifbaerialbfuelsbarebpresent,bwhatbkindbofbcanopybarebwebtypicallybdealingbwith?
b-bans-ClosedbCanopy
Whatbisbconsideredbanbopenbcanopy?b-bans-
Abcanopybwithblessbthanb50%bgroundbcoverage
Timberbstandsbusuallybhavebfasterbratesbofbspreadingbsurfacebfirebifbtheybhaveb
whatbkindbofbcanopy?b-bans-OpenbCanopy
WhatbisbabClosedbCanopy?b-bans-
Abcanopybthatbhasbgreaterbthanb50%bgroundbcoverage
Atbwhatbheightbdoesbabclosedbcanopybstandbofferbthebbestbopportunitybforbabru
nningbcrownbfire?b-bans-Closedbcanopybstandsbthatbarebgreaterbthanb6bft
WhatbarebthebEIGHTb(8)bcharacteristicsbofbfuelbcomponents?b-bans-
1.bFuelbLoading
2.bSizebandbShape
3.bCompactness
4.bHorizontalbContinuity
5.bVerticalbContinuity
6.bMoisturebContent
7.bChemicalbContent
8.bFuelbTemperature
Whatbtwobcategoriesbcanbthebeightbcharacteristicsbofbfuelbcomponentsbbebdecide
dbinto?b-bans-1.bPhysicalbandbChemicalbCharacteristics
2.bMoisturebcontent
Whatbisbthebdefinitionbofbfuelbloading?b-bans-
Thebamountbofbfuelbpresentbexpressedbquantitivelybinbtermsbofbweightbofbfuelbp
erbunitbarea.
Whatbunitsbarebusedbtobmeasurebfuelbloading?b-bans-Tons/acrebofbpounds/acre
Whatbthreebofbthebsevenbfactorsbinbthebfirebenvironmentbthatbfireblinebpersonnel
bmustbmonitorbinvolvebWildlandbfuels?b-bans-FuelbCharacteristics
Fuelbmoisture
Fuelbtemperature
Whatbisbthebdefinitionbofbfuels?b-bans-
Anybcombustiblebmaterialbthatbcanbignitebandbburn
Whatbarebthebthreebbroadblevelsbofbfuel?b-bans-Ground
Surface
Aerial
Whatbarebgroundbfuels?b-bans-
Allbcombustiblebmaterialsblyingbbeneathbthebsurface.
Whatbarebsomebexamplesbofbgroundbfuels?b-bans-Deepbduff
Treebroots
Rotten,bburiedblogs
Whatbkindbofbfirebspreadbcanbwebexpectbwithbgroundbfuels?b-bans-
Becausebofbtheirbcompactness,bfirebspreadbwillbbebslowest-
typicallybsmolderingborbcreeping.
Whatbkindbofbfuelbhasbbeenbknownbtobholdbfirebthroughbwinterbsnow?b-bans-
GroundbFuels
Whatbarebsurfacebfuels?b-bans-
Allbcombustiblebmaterialsblyingbonborbimmediatelybabovebthebground.
Whatbarebsomebexamplesbofbsurfacebfuels?b-bans-Needles
Leaves
Grass
Smallbdeadbwood
Stumps
Largeblimbs
Whybarebsurfacebfuelsbmorebfavorablebforbfasterbratesbofbspread?b-bans-
Theybarebtypicallyblessbcompact,bandbifbnobaerialbfuelsbarebpresent,bsurfacebfue
, lsbhavebanbopenbenvironmentbsubjectbtobstrongbwindsbandbmorebheatingbandbd
ryingbfrombsolarbradiation.
Whatbarebaerialbfuels?b-bans-
Allbgreenbandbdeadbmaterialsblocatedbinbthebupperbcanopy
Whatbarebsomebexamplesbofbaerialbfuels?b-bans-Treebbranchesb
Crowns
Snags
HangingbMoss
TallbShrubs
Ifbaerialbfuelsbarebpresent,bwhatbkindbofbcanopybarebwebtypicallybdealingbwith?
b-bans-ClosedbCanopy
Whatbisbconsideredbanbopenbcanopy?b-bans-
Abcanopybwithblessbthanb50%bgroundbcoverage
Timberbstandsbusuallybhavebfasterbratesbofbspreadingbsurfacebfirebifbtheybhaveb
whatbkindbofbcanopy?b-bans-OpenbCanopy
WhatbisbabClosedbCanopy?b-bans-
Abcanopybthatbhasbgreaterbthanb50%bgroundbcoverage
Atbwhatbheightbdoesbabclosedbcanopybstandbofferbthebbestbopportunitybforbabru
nningbcrownbfire?b-bans-Closedbcanopybstandsbthatbarebgreaterbthanb6bft
WhatbarebthebEIGHTb(8)bcharacteristicsbofbfuelbcomponents?b-bans-
1.bFuelbLoading
2.bSizebandbShape
3.bCompactness
4.bHorizontalbContinuity
5.bVerticalbContinuity
6.bMoisturebContent
7.bChemicalbContent
8.bFuelbTemperature
Whatbtwobcategoriesbcanbthebeightbcharacteristicsbofbfuelbcomponentsbbebdecide
dbinto?b-bans-1.bPhysicalbandbChemicalbCharacteristics
2.bMoisturebcontent
Whatbisbthebdefinitionbofbfuelbloading?b-bans-
Thebamountbofbfuelbpresentbexpressedbquantitivelybinbtermsbofbweightbofbfuelbp
erbunitbarea.
Whatbunitsbarebusedbtobmeasurebfuelbloading?b-bans-Tons/acrebofbpounds/acre
