The Fire Triangle
What are the 3 essential components of the fire triangle?
Fuel, Oxygen, and Heat
True or False, Wildfires can be helpful...
True
True or False. The trees that die in a forest fire regrow quickly.
False
ture or false
the smoke can cause health problems
ture
What would happen if one of the 3 components of the fire triangle was removed?
The fire would disappear, be eliminated, cease to exist, etc
Is this a pro: some trees need fires every 25-50 years or so to help them reproduce?
Yes!
What is erosion?
Bonus: how does it occur after a wildfire?
When the soil is loose (this occurs after the trees and plants burn down because nothing is holding their roots in place).
the wildfire or forest fire smoke can _______your eyes
sting
Which part of the fire triangle would RAIN effect and how?
Heat & Fuel The cold wet rain would remove the heat, and would dampen the fuel making it difficult for the fire to spread further.
What does metal absorb (think screwdriver from our fire lab)?
Heat!
ture or false,wildfires get out of control
ture
The waxy layer that forms (after a wildfire), and erosion put a forest at greater risk for what 2 natural disasters?
Landslides and flooding
Which part of the fire triangle would WIND effect and how?
Weather or Oxygen!
It would make the fire bigger and spread faster by inserting more oxygen.
what dose a wildfire need to start
fuel,oxygen,and heat
True or False: controlled burns mean lighting up an environment on purpose, and that environment benefits from it
True!
What are the carbon particles that form in the air during a wildfire typically referred to as?
Smoke Pollution
Which part of the fire triangle would be effected by a sunny day and how?
(Hint, 2 possible answers)
Fuel: drier and easier to burn
Heat: if the weather is hotter, the fire will burn more intensely
What is combustion?
rapid chemical combination of a substance with oxygen, involving the production of heat and light.
What is killed off the forest floor which benefits the forest and makes room for new growth?
invasive plants and over growth
True or false, animals typically lose their homes and their lives in forest wildfires.
False.
Typically animals survive wildfires (due to their natural instincts), however they do loose their homes.
What is humidity?
The amount of water vapour in the atmosphere or a gas!