Fire Science I Spring Final Exam

Which element of the fire tetrahedron that is not included in the fire triangle describes the flaming (gas phase) of combustion?

• Fuel

• Heat

• Oxygen

• Sustained Chemical Reaction

Which product of combustion is 200 times faster than oxygen and acts as an asphyxiant by excluding oxygen from the bloodstream?

• Carbon Dioxide

• Carbon Monoxide

• Aerosolized fuel particles

• Hydrogen Cyanide

The transfer of heat through one solid to another through direct contact is known as?

• Radiation

• Conduction

• Convection

• Self-heating

In the fire environment, the transfer of heat through the air or air currents is known as?

• Conduction

• Convection

• Radiation

• Nuclear

In what heat transfer method are heat waves or infrared waves directed out in all directions in a straight line until they hit a solid object?

• Electrical

• Sound

• Nuclear

• Radiation

Fires develop through four stages: incipient, growth, ______ and decay.

• Radiation

• Rollover

• Fully-Developed

• Ventilation-Limited

The earliest stage of fire development when the combustion process begins is?

• Radiation

• Conduction

• Incipient

• Decay

Which type of fire phenomenon is a clear indicator that you are about to transition from the growth stage to the fully developed stage of the fire?

• Flashover

• Backdraft

• Explosion

• Rollover

What is the fire phenomenon that is the transition from the growth stage to the fully-developed stage known as?

• Flashover

• Detonation

• Backdraft

• Flame Propagation

All things are made up of _______ and contain ________

• Oxygen and Cells

• Matter and Energy

• Peace and Love

• Electrons and Atoms