PSA
A short message that teaches people about a problem and encourages safe or healthy choices.
PSA
List 2 reactants of forest fires
wood, leaves, oxygen
Forest fires are an example of a ______________________ .
chemical reaction
Removing dry leaves, dead branches, and dry grass can help slow a wildfire by reducing the _________
fuel
Law of Conservation of Mass means matter cannot be _______ or _________.
created or destroyed
The main group of people a PSA is trying to reach.
target audience
List 2 products of forest fires
CO2, water vapor, ash, heat, smoke
What type of chemical reaction is a forest fire?
combustion
A cleared strip of land with little or no vegetation that helps stop a fire from spreading.
firebreak
Tells something important to the public and tries to get the public to act.
PSA
This is the problem or issue your PSA is about.
topic
What is a product of forest fires and is a form of energy?
heat
This gas in the air helps wildfires keep burning.
oxygen
This weather condition can make a wildfire spread more quickly by carrying flames and embers to new areas.
wind
What does into a chemical reaction
reactant
What is the purpose of a PSA?
A PSA should include facts and a clear message so people know what to do.
Forest fires don't destroy matter, they ____________ matter.
transform
Heat, fuel, and oxygen are the three things needed for a fire to burn.
What is the Fire Triangle?
Spraying water on a fire helps lower the temperature and removes this part of the Fire Triangle.
product
What is a call to action?
"Wear your seatbelt every time you ride in a car" is an example of this part of a PSA.
Describe how matter transforms in a forest fire.
During a wildfire, matter is not destroyed. Instead, it changes into smoke, ash, gases, and other products.
conservation of matter
What are the 3 of the 5 factors that affect the reaction rates of forest fires?
temperature, concentration of oxygen, surface area of fuel, pressure, presence of a catalyst
Type of exothermic chemical reaction when a substance burns in oxygen
combustion