S-290 UPDATED EXAMS TEST PAPER QUESTIONS
AND ANSWERS SURE A+
✔✔BTU per foot per second, rate of energy release, indicated by flame length, and
represents the ead output at the flame front is.... - ✔✔Fireline Inensity
✔✔A chain is - ✔✔66 feet
✔✔1 Mile equals how many chains - ✔✔80 chains
✔✔How many square chains in an acre - ✔✔10 sq. chains
✔✔Fireline intensity is affected by... - ✔✔1. Fuel loading
2. Compaction
3. Arrangement
4. Fuel moisture
5. Rate of spread
✔✔The factors that affect rate of spread are... - ✔✔1. Changes in fuel type
2. wind speed
3. steepness of slope
, ✔✔A surface fire that has a head and is spreading with the wind or slope is called -
✔✔Running fire
✔✔You observed a convection column bend over as it rises, list 2 fire behavior
concerns - ✔✔1. Spot fire potential
2. High winds aloft can surface and create wind shifts
✔✔What 3 things can convection from a fire do - ✔✔1. Create cumulus clouds
2. Change wind direction
3. Affects stability
✔✔Humid climates usually have __________ temperatures during the night than do dry
climates - ✔✔Higher
✔✔About half of the weight of the atmoshere is below________ - ✔✔18,000 feet
✔✔Nearly all the weather in the atmosphere occurs in the_________ - ✔✔Troposphere
✔✔Water vapor is in the greatest percentage in which region? - ✔✔The tropics
✔✔True or False:
The presences and thickness of clouds has little effect on surface temperatures. -
✔✔False
✔✔List six weather variations in the environment that can be measured - ✔✔1. Air
Pressure
2. Air temperature
3. Relative humidity
4. Winds
5. Clouds
6. Precipitation
7. Visibility
✔✔Which process does not reduce surface heating during the daytime?
A) Evaporation
B) Light colored surfaces
C) Condensation
D) High transparency - ✔✔C. Condensation
✔✔What process is a warming process? - ✔✔Condensation
✔✔What substance has the highest heat capactity? - ✔✔Water
AND ANSWERS SURE A+
✔✔BTU per foot per second, rate of energy release, indicated by flame length, and
represents the ead output at the flame front is.... - ✔✔Fireline Inensity
✔✔A chain is - ✔✔66 feet
✔✔1 Mile equals how many chains - ✔✔80 chains
✔✔How many square chains in an acre - ✔✔10 sq. chains
✔✔Fireline intensity is affected by... - ✔✔1. Fuel loading
2. Compaction
3. Arrangement
4. Fuel moisture
5. Rate of spread
✔✔The factors that affect rate of spread are... - ✔✔1. Changes in fuel type
2. wind speed
3. steepness of slope
, ✔✔A surface fire that has a head and is spreading with the wind or slope is called -
✔✔Running fire
✔✔You observed a convection column bend over as it rises, list 2 fire behavior
concerns - ✔✔1. Spot fire potential
2. High winds aloft can surface and create wind shifts
✔✔What 3 things can convection from a fire do - ✔✔1. Create cumulus clouds
2. Change wind direction
3. Affects stability
✔✔Humid climates usually have __________ temperatures during the night than do dry
climates - ✔✔Higher
✔✔About half of the weight of the atmoshere is below________ - ✔✔18,000 feet
✔✔Nearly all the weather in the atmosphere occurs in the_________ - ✔✔Troposphere
✔✔Water vapor is in the greatest percentage in which region? - ✔✔The tropics
✔✔True or False:
The presences and thickness of clouds has little effect on surface temperatures. -
✔✔False
✔✔List six weather variations in the environment that can be measured - ✔✔1. Air
Pressure
2. Air temperature
3. Relative humidity
4. Winds
5. Clouds
6. Precipitation
7. Visibility
✔✔Which process does not reduce surface heating during the daytime?
A) Evaporation
B) Light colored surfaces
C) Condensation
D) High transparency - ✔✔C. Condensation
✔✔What process is a warming process? - ✔✔Condensation
✔✔What substance has the highest heat capactity? - ✔✔Water
