WILDLAND FIRE S-190 UNIT 1 BASIC CONCEPTS OF WILDLAND FIRE STUDY SET QUESTIONS WITH ANSWERS

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WILDLAND FIRE S-190 UNIT 1 BASIC CONCEPTS OF WILDLAND || || || || || || || || ||




FIRE STUDY SET QUESTIONS WITH ANSWERS
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PARTS OF A FIRE - ✔✔BAY = POCKET
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BACK FIRE = HEEL
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WIND DIRECTION = DIRECTION OF SPREAD
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POINT OF ORIGIN - ✔✔Exact physical location within the ignition area where the heat
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sources and the local fuel interact, resulting in a fire.
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REAR or HEEL - ✔✔The portion of a fire edge that is opposite the head. Nearest to where
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the fire began.
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HEAD - ✔✔The most rapidly spreading portions of a fire's perimeter, usually progressing
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with the wind, and up slope, or a combination of the two. This area typically has the
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highest fire intensity and highest rate of spread.
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FINGER - ✔✔The long narrow extensions of a fire projecting from the main body. Fires
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often have many.
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Often cause control problems
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POCKET - ✔✔Unburned indentations on the fire's edge formed by fingers or slow burning
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areas. Can cause control problems when fire creeps into the unburned fuel.
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SPOT FIRES - ✔✔Smalls fires burning beyond main fire perimeter caused by embers or lifted
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materials.
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