Unit 7, Wildfires Wikipedia Homework

In Wikipedia, look up "Fire" and answer this question: True or False: Water vapor is a primary component produced by fire. a. True b. False

A. True

In Wikipedia, look up "Firebreak" and answer this question: What is a firebreak (or fireline)? a. A gap in vegetation that acts as a barrier to slow or stop the progress of a wildfire. b. The front of a fast-moving fire. c. When fire degrades the structure integrity of a tree so that it breaks and falls. d. When hotshot crews take a break from fighting a fire.

a. A gap in vegetation that acts as a barrier to slow or stop the progress of a wildfire.

In Wikipedia, look up "Fire" and answer this question: Which of the following is not a component of the fire tetrahedron? a. Nitrogen b. Oxygen c. Heat d. Fuel

a. Nitrogen

In Wikipedia, look up "Smokejumper" and answer this question: What are smoke jumpers? a. Specially trained wildland firefighters who provide an initial attack response on remote wildland fires by being dropped in by parachute. b. Animals such as deer or elk who have been known to jump over a fire front to achieve escape. c. Hotshot crews that work multiple fires in a single day. d. Burning embers to are carried by the wind to start new fires.

a. Specially trained wildland firefighters who provide an initial attack response on remote wildland fires by being dropped in by parachute.

In Wikipedia, look up "Wildfire", scroll down to "Prevention", and answer this question: True or False: North American firefighting policies permit naturally caused fires to burn to maintain their ecological role, so long as the risks of escape into high-value areas are mitigated. a. True b. False

a. True

In Wikipedia, look up "Aerial firefighting", scroll down to "Water bombers", and answer this question: True or False: One of the major drawbacks of fixed-wing air tankers is that they all need to refill by returning to a properly equipped airbase. a. True b. False

b. False

In Wikipedia, look up "Wildfire", scroll down to "Physical properties", and answer this question: Which of the following is more susceptible to wildfires? a. Dense forests b. Grasslands

b. Grasslands

In Wikipedia, look up "Yarnell Hill Fire" and answer this question: What was special about the Yarnell Hill Fire that a movie was made to recount what happened? a. It was the largest wildfire in US history. b. It overran and killed 19 members of the Granite Mountain Hotshots. c. It was started by a prison break. d. All the above

b. It overran and killed 19 members of the Granite Mountain Hotshots.

In Wikipedia, look up "Great Fire of 1910", scroll down to "Legacy", and answer this question: Which of the following was a legacy of this fire? a. It was decided that the Forest Service should let all naturally started fires burn. b. It was decided that the Forest Service should prevent and battle every wildfire. c. It was decided that the Forest Service should battle only wildfires that endanger humans. d. It was decided that the Forest Service should allow only local fire departments to fight wildfires.

b. It was decided that the Forest Service should prevent and battle every wildfire.

In Wikipedia, look up "Wildfire", scroll down to "Spread", and answer this question: Which of the following types of fire involves low-lying vegetation? a. Ground b. Surface c. Ladder d. Crown

b. Surface

In Wikipedia, look up "Hotshot crew" and answer this question: Which is not a description of a hotshot crew? a. Wildland firefighters which respond to large, high-priority fires across the country and are assigned to work the most challenging parts of the fire. b. They are often inserted at the site of the fire by parachute. c. They are trained and equipped to work in remote areas for extended periods of time with minimal logistical support. d. They are organized by agencies such as the United States Forest Service, National Park Service, Bureau of Indian Affairs, Bureau of Land Management.

b. They are often inserted at the site of the fire by parachute.

In Wikipedia, look up "Wildfire suppression", scroll down to "Indirect attack", and answer this question: Which of the following is not an example of an indirect attack? a. Building a fireline b. Wetting a fire c. Conducting a backburn d. Wetting unburnt fuels

b. Wetting a fire

In Wikipedia, look up "Aerial firefighting", scroll down to "Tactics and capabilities", and answer this question: Where are fire retardants usually dropped by aerial firefighters? a. Directly on the flames to extinguish them b. Directly behind the flames so the fire cannot move backwards c. In front or around a moving fire to create a firebreak. d. All the above

c. In front or around a moving fire to create a firebreak.

In Wikipedia, look up "Fire shelter" and answer this question: What is a fire shelter? a. An area of already burnt fuels that represents a safe haven for wildland firefighters. b. A wet area such as a lake or river where fire cannot enter. c. Stands of trees with fire resistant sap such as birch or fir trees. d. A safety device of last resort used by wildland firefighters when trapped by wildfires.

d. A safety device of last resort used by wildland firefighters when trapped by wildfires.

In Wikipedia, look up "Wildfire", scroll down to "Spread", and answer this question: Which of the following influences how a wildfire will spread? a. Weather conditions b. Moisture content c. Vertical arrangement (topography) d. All the above

d. All the above

In Wikipedia, look up "Controlled burn", scroll down to "Back burning" and answer this question: Which of the following is an objective or consequence of a controlled burn? a. It reduces fuels to prevent subsequent larger fires b. It can be used to stop a wildfire that is already in progress c. Such fires are started next to a man-made or natural firebreak. d. All the above.

d. All the above.

In Wikipedia, look up "Ed Pulaski" and answer this question: Which of the following did Ed Pulaski accomplish? a. He saved most of his 45-man crew from the Great Fire of 1910 by forcing them at gunpoint into an abandoned mine. b. He petitioned the government for money to care for the graves of the dozens of firefighters killed by the 1910 fire. c. He invented the Pulaski tool for digging and chopping use by most wildland firefighters. d. All the above.

d. All the above.

In Wikipedia, look up "Wildfire", scroll down to "Spread", and answer this question: What is a crown fire? a. Fires fed by buried organic matter b. Grassfires c. Fires that consume material between low-level vegetation and tree canopies d. Fires in tree canopies

d. Fires in tree canopies

In Wikipedia, look up "Aerial firefighting", scroll down to "Helicopters", and answer this question: Which body of water can helitankers not fill their buckets in? a. Lakes b. Rivers c. Reservoirs d. Helitankers can use all the above to refill their bucket

d. Helitankers can use all the above to refill their bucket

In Wikipedia, look up "Great Fire of 1910" and answer this question: Which of the following is not true regarding the Great Fire of 1910? a. It burned three million acres b. It occurred over only 2 days c. It killed 87 people d. It was caused exclusively by lightning.

d. It was caused exclusively by lightning.