S190 Exam Study Guide Questions with Complete Solutions

S190 Exam Study Guide Questions with Complete Solutions Point of Origin - Correct Answer The location where the fire started Head of Fire - Correct Answer The side of the fire having the fastest rate of spread- usually hottest Flank of a fire - Correct Answer The part of a fire's perimeter that is roughly parallel to the main direction of spread. Rear of a fire or heel of fire - Correct Answer Slowest spreading portion of a fire edge... spreads directly into the wind or down slope.... opposite of the head.... Fire perimeter - Correct Answer The entire outer edge or boundary of a wildland fire. Islands may create interior perimeters Fingers of a fire - Correct Answer Extension of main fire - the long narrow extensions of a fire projecting from the main body Pockets of a fire - Correct Answer Unburned indentations in the fire edge formed by fingers or slow burning areas Island of a fire - Correct Answer area of unburned fuel inside the fire perimeter, usually a rock outcrop or lake Spot fire - Correct Answer Fire ignited outside the perimeter of the main fire by a firebrand.... embers can jump ahead up to 1/4 or 1/2 mile Smoldering - Correct Answer burning with little smoke and no flame... barely spreading