Test de base des sciences du feu

This is a timed quiz. You will be given 60 seconds per question. Are you ready?

The specific gravity of water at 4 degress celsius is

0.6

1.8

14.7

Correct! Wrong!

Liquids that burn are classified as what type of fuels

Classe A

Classe B

Classe D

Class K

Correct! Wrong!

Wet wood is more difficult to ignite than dry wood. Wood wll be very difficult to ignite then when the moisture rises content above

11%

15%

moisture content has no effect on combustibility

Correct! Wrong!

What fire phenomenon can occur when fresh air is introduced into the fire area during the smoldering phase?

Pyrolysis

Flashover

Backdraft

Aucune de ces réponses

Correct! Wrong!

Combustible metals are classified as what type fuels?

Classe A

Classe C

Classe D

Class K

Correct! Wrong!

An example of reactive gas is

fluorine

hydrogen cyanide

argon

nitrogen

Correct! Wrong!

Radiated heat waves will travel through space until they are absorbed by

an opaque object

air

eau

a transparent object

Correct! Wrong!

The vapor density of air is

0.55

1.5

2.1

Correct! Wrong!

Which of the following selection is an example of plant fiber?

Wool

Cotton

Mohair

Rayon

Correct! Wrong!

Wood and paper contain within their structure, approximately how much heat energy (in BTU) per pound?

6,000–7,000

12,500–15,000

16,000–21,000

20,000–23,000

Correct! Wrong!

Radiated heat ( infrared/ultraviolet ) rays travel through space at the speed of

sound

light

gravity

none of the above

Correct! Wrong!

Flashover occurs during what phase of fire?

Incipient (growth)

Smoldering (decay)

Free-burning (fully developed)

Tout ce qui précède

Correct! Wrong!

Helium is an example of what type of gas?

Toxic

Inert

Flammable

Reactive

Correct! Wrong!

A liquid is classified as combustible if its flash point is

less than 70°F

less than 100°F

100°F or more

Answers 1 & 2 are correct

Correct! Wrong!

Conduction is most accurately defined as

transfer of heat energy through a circulating medium (air)

transfer of heat energy through a solid via molecular motion

transfer of heat energy via infrared/ultraviolet rays

none of the above

Correct! Wrong!

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Test de base des sciences du feu

The specific gravity of water at 4 degress celsius is

Liquids that burn are classified as what type of fuels

Wet wood is more difficult to ignite than dry wood. Wood wll be very difficult to ignite then when the moisture rises content above

What fire phenomenon can occur when fresh air is introduced into the fire area during the smoldering phase?

Combustible metals are classified as what type fuels?

An example of reactive gas is

Radiated heat waves will travel through space until they are absorbed by

The vapor density of air is

Which of the following selection is an example of plant fiber?

Wood and paper contain within their structure, approximately how much heat energy (in BTU) per pound?

Radiated heat ( infrared/ultraviolet ) rays travel through space at the speed of

Flashover occurs during what phase of fire?

Helium is an example of what type of gas?

A liquid is classified as combustible if its flash point is

Conduction is most accurately defined as

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