問題一覧
1
A colorless and odorless gas and one of the composition of air that supports the fire which is approximately 21% by volume.
Oxygen
2
Material or substance being burned in the combustion process.
Reducing agent
3
Visible manifestation of fire.
Flame
4
the fourth element of fire known as the “Chemical Chain Reaction”.
Fire tetrahedron theory
5
Molecules are closely packed.
Solid
6
Reduce the temperature.
Cooling
7
Molecules are free to moved.
Gas
8
Material or substance that yield oxygen.
Oxidizing agent
9
An active chemical reaction that take place between fuel, oxygen, and heat.
Fire
10
An energy created by friction and compression.
Mechanical energy
11
Remove the fuel.
Starving
12
Self-sustaining chemical reaction producing energy
Combustion
13
A source of oxygen is needed. Approximately 16% is required. Normal air contains __% oxygen.
21%
14
Molecules are loosely packed.
Liquid
15
Visible radiation created at the atomic level such as flame.
Light
16
Three elements are necessary to create or produce fire.
Fire triangle theory
17
An energy developed when electrons flow through a conductor
Electrical energy
18
Thermal decomposition of solid fuel through the action of heat
Pyrolysis
19
Uninhibited chemical chain reaction
Self-Sustained chemical reaction
20
The most common source of heat in combustion.
Chemical energy
21
A form of energy measured in degree of temperature
Heat
22
Ways to extinguish fire by Fire triangle theory
Cooling , Smothering , Starving
23
Any substance or combustibles which reacts chemically with oxygen and produces flames.
Fuel
24
Cut-off the oxygen supply.
Smothering
25
An energy generated when atoms either split apart (fission) or combine (fusion)
Nuclear energy
26
The energy component of the fire tetrahedron.
Temperature
27
This combustion reaction can be characterized by four components by tetrahedron theory.
Reducing agent , the oxidizing agent , Temperature , Uninhabited chain reaction