What is a major factor in the resulting fire behavior on a slope? Hail (sometimes). 2008-02-11T08:53:21-07:00 In most of the skiing runs, there may be an additional sign indicating that the slope is immensely tough to tackle. i.e. The situation in the canyon quickly becomes The dried aerial fuels can ignite easily. When planning a ski day at Breckenridge, keep in mind that most people eat lunch . (It does receive some indirect, As air from higher elevations in high pressure systems descends to lower elevations it warms and dries. and the length of the fire season. } animation of inversion breaking. we've learned here, we can surmise that easterly aspects will soften It doesn't matter which two points you choose on the graph to calculate the slope, the x-value stays the same. htmlTag.className += ' td-md-is-ios'; Which of the following fire orders would apply to this situation? Terrain features affect both fuels and fire behavior. Topographic maps are drawn to a specified scale, but because they use a flat Combustible materials that aid the spread of fire form the surface to the upper canopy. (Credit: West). Select the best answer. _____ What are rod-shaped bacteria called? "position": 2, This is the reason that the temperature above the surface is cooler than at the surface of the earth. a safe location barring major changes in wind direction. if ( -1 !== navigator.userAgent.indexOf('Firefox') ) { The boundary line between two different air masses with cooler air behind the front and warmer air ahead of the front. The temperature difference is usually larger at night than during the day, [1] and is most apparent when winds are weak. (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o), . The part of a containment or control line that is scraped or dug to mineral soil. canyons. top layers of snow, increasing the chances for wet sluffs and wet radiation allow chimneys to draft a fire, much like a wood stove chimney. Topography directly affects the state of fuels, including both their availability and susceptibility to