Air & burning
Transcript of Air & burning
Air & Burning
03 October, 2011
CMACCK Secondary School Science 2D
• Burning is a chemical reaction between a fuel and oxygen.
Conditions for Burning
Remember4
fuel + oxygen high temperature carbon dioxide + water + *energy
*energy (heat and light)
Putting out a Fire
HOW ?
Putting out a Fire
• A fire will go out if any one or more of the conditions in the fire triangle is removed.
• Fire Extinguishers• Sand• Fire Blanket• Fire Beater
Putting out a Fire
Putting out a Fire
Method Working principle
the high temperature (and oxygen)
1 Spray the buildings on fire with water.
Removing ____________________________ from the fire triangle.
Putting out a Fire
Method Working principle
2 Cover the fire with sand.
Removing the oxygen from the fire triangle.
Putting out a Fire
Method Working principle
3 Cover the fire with a fire blanket.
Removing the oxygen from the fire triangle.
Putting out a Fire
Method Working principle
4 Hit the fire with a fire beater
Removing the oxygen from the fire triangle.
Putting out a Fire
Method Working principle
5 Clear a strip of vegetation to make a fire break .
Removing the fuel from the fire triangle.
Putting out a Fire
Videos on YouTube
• http://bit.ly/nNNTWz• http://bit.ly/qwCX2D