Fire Extinguishment Theory

The fire tetrahedron has how many planes, each representing a separate component.

• 2

• 4

• 3

• 5

The boiling point of water is ​ (a)   degrees Fahrenheit.

• 212
• 312
• 112
• 122

A gallon of water weighs approximately how many pounds?

• 8.33

• 7.50

• 11.00

• 9.70

Which of the following is not an advantage of using water as an extinguishing agent?

• Easily Stored

• Availability

• Relatively lightweight

• Affordability

True or False: Water and water-based extinguishing agents can safely be used on Class C fires while the electrical energy is connected.

• True

• False

Specific heat is the amount of heat needed to raise the temperature of a specific mass of a substance by how many degree(s).

• 1

• 2

• 5

• 10

True or False: As long as there are ample amounts of fuel, oxidizer, and energy, the combustion process continues until it is interrupted.

• True

• False

True or False: When a substance is undergoing combustion it is usually referred to as “being on fire.”

• True

• False

True or False: Removing or reducing available oxygen from the combustion process will increase a fire’s growth

• True

• False

The amount of temperature needed to raise the temperature of 1 pound of water by 1 degree Fahrenheit

• Calorie

• British Thermal Unit (BTU)

• Specific Heat

• Latent Heat