CHAPTER 4

Question 1

BASED ON CAUSE

Answer 1

1. NATURAL CAUSE
2. ACCIDENTAL CAUSE
3. INTENTIONAL CAUSE

Question 2

BASED ON BURNING FUEL

Answer 2

CLASS A
CLASS B
CLASS C
CLASS D
CLASS K

Question 2

a natural current with a great magnitude, producing tremendous amperage and voltage.

Answer 2

LIGHTING

Question 2

• Automatic chemical reaction that results to spontaneous combustion due to auto-ignition of organic materials, the gradual rising of heat until ignition temperature is reached.

Answer 2

SPONTANEOUS HEATING

Question 2

• a form of static electricity

Answer 2

LIGHTING

Question 3

-A lightning may be in the front of:

Answer 3

1. HOT BOLT
2. COLD BOLT
3. RADIATION OF SUNLIGHT

Question 4

-longer In Duration

Answer 4

HOT BOLT

Question 5

• capable only of igniting combustible materials.

Answer 5

HOT BOLT

Question 6

-shorter in duration

Answer 6

COLD BOLT

Question 7

-capable of splintering a property or literally blowing apart an entire structure, produces electrical current with tremendous amperage and very high temperatures.

Answer 7

COLD BOLT

Question 8

-When sunlight hits a concave mirror

Answer 8

RADIATION OF SUNLIGHT

Question 9

-concentrating the light on a combustible the light on a combustible material thereby igniting it.

Answer 9

RADIATION OF SUNLIGHT

Question 10

TYPES OF NATURAL COVER FIRES

Answer 10

1. GROUND FIRES
2. Surface fires
3. CROWN FIRES
4. SPOT FIRES

Question 11

travel at ground level or below the surface.

Answer 11

GROUND FIRES

Question 12

-these fires occur on the ground and below the leaves

Answer 12

GROUND FIRES

Question 13

-sometimes called as UNDERGROUND OR SUBSURFACE FIRES

Answer 13

GROUND FIRES

Question 14

burn over grass, weeds, grain, bush, and shrubs.

Answer 14

Surface fires

Question 15

-occur in the surface of the forest up to around 1.3 to 1.5m high

Answer 15

Surface fires

Question 16

-burn only surface litter and duff

Answer 16

Surface fires

Question 17

-they are the easiest to put out

Answer 17

Surface fires

Question 18

SURFACE FIRES -occur in the surface of the forest up to around _______ high

Answer 18

1.3 to 1.5m

Question 19

• are on the tops of trees and high brush

Answer 19

CROWN FIRES

Question 20

-occur on top of the trees

Answer 20

CROWN FIRES

Question 21

-they burn trees up their entire length to the top

Answer 21

CROWN FIRES

Question 22

-are considered the most dangerous fires and they spread the fastest

Answer 22

CROWN FIRES

Question 22

PARTS OF NATURAL COVER FIRE

Answer 22

HEAD TAIL FLANKS

Question 22

are started in advance of the heads by windows sparks on bits burning material.

Answer 22

SPOT FIRES

Question 22

is the point where the Fireline is progressing faster.

Answer 22

HEAD

Question 22

The withdraw or upward portion of the fire is called the?

Answer 22

TAIL

Question 23

METHODS FOR CONTROLLING AND EXTINGUISHING VARIOUS TYPES OF NATURAL COVER FIRES.

Answer 23

· SECTIONAL METHOD · ONE- LICKED METHOD · FIRE BREAKS · BACKFIRES

Question 23

All portions of the fire lone between the tail and the various heads and those slower burning areas between the heads are called the?

Answer 23

FLANKS

Question 24

consists of placing a unit on a specific section of the Fireline.

Answer 24

SECTIONAL METHOD

Question 25

- Its mission is to stop the progress of the fire, extinguishing it at the Fireline, and execute mop- up patrol work.

Answer 25

SECTIONAL METHOD

Question 26

-The unit has full responsibility for that section of the Fireline.

Answer 26

SECTIONAL METHOD

Question 27

-This method is best used against a slow- moving fire.

Answer 27

SECTIONAL METHOD

Question 28

- It is the fastest and easiest method to use on a running fire.

Answer 28

ONE- LICKED METHOD

Question 29

-A team is placed at the location designated as the Fireline and ordered to work in a specific section.

Answer 29

ONE- LICKED METHOD

Question 30

- Artificial firebreaks consist of roads, highways, survey lines, or cleared areas.

Answer 30

FIRE BREAKS

Question 31

are employed to burn back toward the advancing heads, thus creating a fast break and stopping the fire because of a lack of fuel.

Answer 31

BACKFIRES

Question 32

BASED ON CAUSE

Answer 32

1. ELECTRICAL ACCIDENTS 2. PURELY ACCIDENTAL CAUSES. 3. NEGLIGENCE AND OTHER FORMS OF HUMAN ERROR.

Question 33

-The most common cause of a fire in a building is poor electrical wiring and faulty equipment

Answer 33

ELECTRICAL ACCIDENTS

Question 34

ELECTRICAL ACCIDENTS -The most common cause of a fire in a building is poor electrical wiring and faulty equipment in the form of?

Answer 34

· SHORT CIRCUIT · ARCING · SPARKING · INDUCED CURRENT · OVERHEATING OF ELECTRICAL APPLIANCES

Question 35

- unusual or accidental connection between two points at different potentials.

Answer 35

SHORT CIRCUIT

Question 36

- the production of sustained luminous electrical discharge between separated electrodes;

Answer 36

ARCING

Question 37

-an electric hazard that results when electrical current crosses the gap between 2 electrical conductors.

Answer 37

ARCING

Question 38

- production of incandescent particles when two different potentials (charged conductors) come in contact;

Answer 38

SPARKING

Question 39

-occurs during short circuits or welding operations.

Answer 39

SPARKING

Question 40

- Increased electrical energy flow or power voltage;

Answer 40

INDUCED CURRENT

Question 41

sudden increase of electrical current resulting to burning of appliances.

Answer 41

INDUCED CURRENT

Question 41

- the increase or rising of amperage while electric current is flowing in a transmission line.

Answer 41

OVERHEATING OF ELECTRICAL APPLIANCES

Question 42

INTENTIONAL CAUSE

Answer 42

1. ACCELERANT 2. PLANT 3. TRAILER

Question 42

- the preparation and or gathering of combustible materials needed to start a fire.

Answer 42

PLANT

Question 42

- highly flammable chemicals that are used to facilities flame propagation.

Answer 42

ACCELERANT

Question 43

- the preparation of flammable substances in order to spread the fire.,

Answer 43

TRAILER