S-290 Questions with verified answers
A slope wind is caused by? Ans✓✓✓ Warm air rising and cold air settling
Aspect is define as? Ans✓✓✓ Direction the slope is facing
Box canyons are a safety concern to firefighters because? Ans✓✓✓ They can
burn uphill with the layout of the land rather than wind controlling where the
fires goes. Rapid Rate of spread and convection makes fire intensity high
Branches above the fire are receiving heat by what forms of heat transfer?
Ans✓✓✓ convection and radiation
Define dewpoint temperature Ans✓✓✓ When air needs to be cooled to become
saturated
Define inversion Ans✓✓✓ layer of stable air where temperature increaceses
Define Moisture of Extinction (MOE) Ans✓✓✓ moisture content of a fuel which a
fire will not spread
Define relative humidity Ans✓✓✓ Amount of moisture in air compared to the
saturation level
Describe the difference between Fuel group and Fuel Model. Ans✓✓✓ Fuel
group is more general while Fuel Models are the subgroups.
A slope wind is caused by? Ans✓✓✓ Warm air rising and cold air settling
Aspect is define as? Ans✓✓✓ Direction the slope is facing
Box canyons are a safety concern to firefighters because? Ans✓✓✓ They can
burn uphill with the layout of the land rather than wind controlling where the
fires goes. Rapid Rate of spread and convection makes fire intensity high
Branches above the fire are receiving heat by what forms of heat transfer?
Ans✓✓✓ convection and radiation
Define dewpoint temperature Ans✓✓✓ When air needs to be cooled to become
saturated
Define inversion Ans✓✓✓ layer of stable air where temperature increaceses
Define Moisture of Extinction (MOE) Ans✓✓✓ moisture content of a fuel which a
fire will not spread
Define relative humidity Ans✓✓✓ Amount of moisture in air compared to the
saturation level
Describe the difference between Fuel group and Fuel Model. Ans✓✓✓ Fuel
group is more general while Fuel Models are the subgroups.
