Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
30 Cards in this Set
- Front
- Back
what is anything that occupies space? |
Matter |
|
What is a chemical reaction between two or more materials that changes the materials and produces heat,flame, and toxic smoke? |
Exothermic Heat Reaction |
|
What is a chemical reaction in which a substance absorbs energy? |
Endothermic Heat Reaction |
|
What is an exothermic chemical reaction that is a self-sustaining process of rapid oxidation of a fuel, that produces heat and light? |
Combustion |
|
What is the model of the four elements/conditions required to have a fire, that includes fuel, heat, oxygen and chemical? |
Fire Tetrahedron |
|
What is stored energy that can be released in the future to preform a task called? |
Potential Energy |
|
What is the energy possessed by a moving object? |
Kinetic Energy |
|
What is the temperature at which an element will ignite by itself? |
Autoignition Temperature |
|
What is the name of the physical flow of heat from one body to another through contact? |
Conduction |
|
What is the transfer of heat by the movement of heated fluids or gases, usually in an upward direction? |
Convection |
|
What is the transfer of heat from a hotter body to a colder one usually though intervening space through waves like infrared, radio or X-rays? |
Radiation |
|
What is the fuel that is being oxidized or burned during combustion? |
Reducing Agent |
|
What is the weight of a substance in comparison of the equal volume of water at a specific temperature? |
Specific Gravity |
|
What is a process of evolution that changes a liquid into a gaseous state? The rate of this depends on the temperature. |
Vaporization |
|
What is the minimum temperature at which a liquid fuel produces enough vapor to ignite near the surface? |
Flash Point |
|
What is the temperature at which a liquid fuel produces significant vapors to sustain combustion? |
Fire Point |
|
What is a material that is capable of being mixed? |
Miscible |
|
What is the degree at which a solid,liquid or gas dissolves in a solvent (usually water)? |
Solubility |
|
The range between the upper and lower fire limit is called what? |
Flammable range |
|
What is a colorless, odorless, dangerous gas ( both toxic and flammable) that is formed by the incomplete combustion of fuel? |
Carbon Monoxide (CO) |
|
What is a colorless, odorless gas that nether supports combustion nor burns (used in class B fires as an extinguisher)? |
Carbon Dioxide |
|
What is the name of the phenomenon that occurs when mixtures of alkaline-based chemicals and certain cooking oils come into contact resulting in the formation of a soapy film? |
Saponification |
|
What is the first stage of the burning process? |
Incipient Stage |
|
What is the early stage of a fire when fuel and oxygen are virtually unlimited? |
Growth Stage |
|
What is the layering of smoke that occurs in a confine space called? |
Thermal Layering |
|
What is it called when gases are super heated in a confined space and oxygen is introduced creating a rolling effect? |
Rollover |
|
What is the stage in the fire at which all suffices have been heated to their ignition leading to a almost simutanius ignition? |
Flashover |
|
What is the name of the stage at which the fire is releasing the maximum amount of energy? |
Fully Developed Stage |
|
What is the name of the stage in the fire at which the fuel is burned and the energy is diminishing? |
Decay |
|
What is the rapid burning of super heated gases ( usually resulting in a explosive force when oxygen is introduced) called? |
Backdraft |