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S-290 Unit 3 Complete Study Guides

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S-290 Unit 3 Complete Study Guides

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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

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